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 am: 38387e76

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

Change-Id: If8019287fd0f968c6ea62a9db012049eef379df3