Add kotlin_plugin declaration.

Update kotlin-compose-compiler to 2.0.20-RC2

Bug: 369137871
Test: presubmits
Change-Id: I5c3c9e09f0d4e1a27f5de6c814ffc57c8c8bb419
49 files changed
tree: a2eaf4eeb2c4c8d9250ce8cdaaa0dbb0de8344a3
  1. org/
  2. Android.bp
  3. LICENSE
  4. METADATA
  5. MODULE_LICENSE_APACHE2
  6. OWNERS