Bump spec_tests/hed-specification from 2976edd to 32b3eb2

Bumps [spec_tests/hed-specification](https://github.com/hed-standard/hed-specification) from `2976edd` to `32b3eb2`.
- [Release notes](https://github.com/hed-standard/hed-specification/releases)
- [Commits](hed-standard/hed-specification@2976edd...32b3eb2)

---
updated-dependencies:
- dependency-name: spec_tests/hed-specification
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>