Merge "Add the initial implementation of bp2build converter for java_library,...

Merge "Add the initial implementation of bp2build converter for java_library, java_library_host, java_binary_host and cc_library_host_shared so signapk tool can be built with Bazel." am: 2115d351 am: 9adc5f84

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/1918122

Change-Id: I56dba66ae86622fc550bc5c021ae62b00d3d9fab