Add a ModuleMetadata package.

The package is used to allow the platform to infer what version of the
Mainline modules is currently installed, and expose this information via
APIs. Mainline modules release train should include up-to-date versions
of this package, among others.

Bug: 121187951
Change-Id: I0f169c7ab75c2061612fa0762be509c6426c6000
4 files changed
tree: 8ae49a6c23a285b28abb35a8abbc5f30435a6337
  1. Android.bp
  2. AndroidManifest.xml
  3. res/