build(deps): bump bytemuck from 1.19.0 to 1.20.0 (#7507)

Bumps [bytemuck](https://github.com/Lokathor/bytemuck) from 1.19.0 to 1.20.0.
- [Changelog](https://github.com/Lokathor/bytemuck/blob/main/changelog.md)
- [Commits](Lokathor/bytemuck@v1.19.0...v1.20.0)

---
updated-dependencies:
- dependency-name: bytemuck
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

program/Cargo.toml

@@ -12,7 +12,7 @@ no-entrypoint = []
 test-sbf = []
 
 [dependencies]
-bytemuck = { version = "1.19.0", features = ["derive"] }
+bytemuck = { version = "1.20.0", features = ["derive"] }
 num-derive = "0.4"
 num-traits = "0.2"
 solana-account-info = "2.1.0"