Revert "chore: release v0.21.0 (#1484)" (#1693)

This reverts commit 0095a0c.

CHANGELOG.md

@@ -6,106 +6,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-## `vortex-datafusion` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-datafusion-v0.20.0...vortex-datafusion-v0.21.0) - 2024-11-27
-
-### Added
-- Layout metadata reader and column statistics ([#1455](https://github.com/spiraldb/vortex/pull/1455))
-
-## `vortex-zigzag` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-zigzag-v0.20.0...vortex-zigzag-v0.21.0) - 2024-11-27
-
-### Other
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-runend-bool` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-runend-bool-v0.20.0...vortex-runend-bool-v0.21.0) - 2024-11-27
-
-### Other
-- Move invert from BoolArrayTrait to InvertFn ([#1490](https://github.com/spiraldb/vortex/pull/1490))
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-runend` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-runend-v0.20.0...vortex-runend-v0.21.0) - 2024-11-27
-
-### Other
-- Move invert from BoolArrayTrait to InvertFn ([#1490](https://github.com/spiraldb/vortex/pull/1490))
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-roaring` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-roaring-v0.20.0...vortex-roaring-v0.21.0) - 2024-11-27
-
-### Other
-- Move invert from BoolArrayTrait to InvertFn ([#1490](https://github.com/spiraldb/vortex/pull/1490))
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-fsst` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-fsst-v0.20.0...vortex-fsst-v0.21.0) - 2024-11-27
-
-### Other
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-io` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-io-v0.20.0...vortex-io-v0.21.0) - 2024-11-27
-
-### Added
-- Layout metadata reader and column statistics ([#1455](https://github.com/spiraldb/vortex/pull/1455))
-
-### Fixed
-- regression for ObjectStoreReadAt ([#1483](https://github.com/spiraldb/vortex/pull/1483))
-
-## `vortex-file` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-file-v0.20.0...vortex-file-v0.21.0) - 2024-11-27
-
-### Added
-- prune layouts based on stats ([#1485](https://github.com/spiraldb/vortex/pull/1485))
-- Layout metadata reader and column statistics ([#1455](https://github.com/spiraldb/vortex/pull/1455))
-
-### Other
-- Remove uses of with_dyn for validity ([#1487](https://github.com/spiraldb/vortex/pull/1487))
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-expr` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-expr-v0.20.0...vortex-expr-v0.21.0) - 2024-11-27
-
-### Other
-- Move invert from BoolArrayTrait to InvertFn ([#1490](https://github.com/spiraldb/vortex/pull/1490))
-
-## `vortex-dict` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-dict-v0.20.0...vortex-dict-v0.21.0) - 2024-11-27
-
-### Other
-- Move invert from BoolArrayTrait to InvertFn ([#1490](https://github.com/spiraldb/vortex/pull/1490))
-- Remove uses of with_dyn for validity ([#1487](https://github.com/spiraldb/vortex/pull/1487))
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-datetime-parts` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-datetime-parts-v0.20.0...vortex-datetime-parts-v0.21.0) - 2024-11-27
-
-### Other
-- Remove uses of with_dyn for validity ([#1487](https://github.com/spiraldb/vortex/pull/1487))
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-bytebool` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-bytebool-v0.20.0...vortex-bytebool-v0.21.0) - 2024-11-27
-
-### Other
-- Move invert from BoolArrayTrait to InvertFn ([#1490](https://github.com/spiraldb/vortex/pull/1490))
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-fastlanes` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-fastlanes-v0.20.0...vortex-fastlanes-v0.21.0) - 2024-11-27
-
-### Other
-- Remove uses of with_dyn for validity ([#1487](https://github.com/spiraldb/vortex/pull/1487))
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-buffer` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-buffer-v0.20.0...vortex-buffer-v0.21.0) - 2024-11-27
-
-### Added
-- Layout metadata reader and column statistics ([#1455](https://github.com/spiraldb/vortex/pull/1455))
-
-## `vortex-array` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-array-v0.20.0...vortex-array-v0.21.0) - 2024-11-27
-
-### Other
-- Move invert from BoolArrayTrait to InvertFn ([#1490](https://github.com/spiraldb/vortex/pull/1490))
-- Remove uses of with_dyn for validity ([#1487](https://github.com/spiraldb/vortex/pull/1487))
-- Make BinaryBooleanFn consistent with CompareFn ([#1488](https://github.com/spiraldb/vortex/pull/1488))
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
-## `vortex-alp` - [0.21.0](https://github.com/spiraldb/vortex/compare/vortex-alp-v0.20.0...vortex-alp-v0.21.0) - 2024-11-27
-
-### Other
-- Remove uses of with_dyn for validity ([#1487](https://github.com/spiraldb/vortex/pull/1487))
-- Flatten unary compute mod ([#1489](https://github.com/spiraldb/vortex/pull/1489))
-
 ## `vortex-datafusion` - [0.20.0](https://github.com/spiraldb/vortex/compare/vortex-datafusion-v0.19.0...vortex-datafusion-v0.20.0) - 2024-11-26
 
 ### Fixed