Reformat Android.bp file

This commit replaces `=` with `:`, which is more idiomatic.  Besides,
this commit refines the whitespace between brackets and add commas to
the end of the list.

Test: aosp_sailfish-userdebug builds
Change-Id: I5977fd1690c7890318ec3d0e5f0238803eafe3e8
2 files changed