Support LOCAL_INIT_RC.

A module can install a companion init.rc file,
by specifying:
LOCAL_INIT_RC := <init.rc-file-path-replative-to-LOCAL_PATH>
You can also use the variant with _32 or _64 suffix.

Bug: 23186545
Change-Id: I00a96509f5707ae39361a0c5555fa59d46c90322
2 files changed