Bump com.android.library from 8.3.0 to 8.4.2 in /examples

Bumps com.android.library from 8.3.0 to 8.4.2.

---
updated-dependencies:
- dependency-name: com.android.library
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

examples/gradle/libs.versions.toml

@@ -1,6 +1,6 @@
 [plugins]
 android-application = { id = "com.android.application", version = "8.3.0" }
-android-library = { id = "com.android.library", version = "8.3.0" }
+android-library = { id = "com.android.library", version = "8.4.2" }
 kotlin-jvm = { id = "org.jetbrains.kotlin.jvm", version = "1.9.23" }
 kotlin-android = { id = "org.jetbrains.kotlin.android", version = "1.9.23" }
 protobuf = { id = "com.google.protobuf", version = "0.9.4" }