Bazel 8 Migration - Bump Kotlin Version

[edwin-grabtaxi]

Bump rules_kotlin to 2.1.2, as 1.9.6 faces many incompatibility issues with Bazel 8 due too externalized tools that still being requested by 1.9.6 codes

1. Bump version of
   1. rules_kotlin = 1.9.6 to 2.1.2
   2. kotlin compiler = 1.9.25 to 2.1.0
   3. kotlin compiler in ksp = 1.9.25 to 2.1.0
2. Fix jetifier patch structure
3. Migrate some bazel_tools reference to the respective tool
   1. android_jar to rules_android's android_jar
   2. all_android_tools to all_android_tools_deploy
4. Migrate some undefined codes due to externalization