0.4.0

Fixes message name resolving to correctly use package names

Thanks to @stan-is-hate for all the work on this.

• a1fad28 - chore: Update default protoc compiler to next major version (21.12)
• f219a61 - chore: Bump minor version
• d181915 - remove additional trace logs (Stan)
• 07652c9 - correct paths in integrated_tests workflows (Stan)
• a3c41b4 - update mod.rs to also use package (Stan)
• 8742072 - remove lifetime qualifiers; refactor; remove unnecessary test (Stan)
• cf9f08b - couple more integrated tests just to be sure (Stan)
• a8c9f46 - Search descriptors with no package when no package was specified. (Stan)
• ce61d8f - no unwrap (Stan)
• f4a43d4 - fix tests (Stan)
• c3278c6 - remove unnecessary changes (Stan)
• ebe3203 - use crate vs use super (Stan)
• d13474e - a basic unit test (Stan)
• c4ac8d7 - remove reference to a deleted method (Stan)
• 66b97ca - more cases covered in the test (Stan)
• 2e00c56 - revert formatting and logging changes (Stan)
• bd1fdc8 - hacky fix cont (Stan)
• 18f2e43 - hacky fix (Stan)
• 0fc95d2 - conflicting names when package is implicit (Stan)