fix(deps): bump objc2 from 0.5.2 to 0.6.3

Bumps [objc2](https://github.com/madsmtm/objc2) from 0.5.2 to 0.6.3.
- [Commits](madsmtm/objc2@objc2-0.5.2...objc2-0.6.3)

---
updated-dependencies:
- dependency-name: objc2
  dependency-version: 0.6.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -100,7 +100,7 @@ nix = { version = "0.29.0", features = [
     "user",
 ] }
 objc = "0.2.7"
-objc2 = "0.5.2"
+objc2 = "0.6.3"
 objc2-app-kit = "0.2.2"
 objc2-foundation = "0.2.2"
 objc2-input-method-kit = "0.2.2"