Set dist_group: "android" for libcore java_sdk_libraries

dist_group replaces owner and the default is going to change, set it
to the current default "android" for libcore java_sdk_libraries.

Bug: 186723288
Test: m checkbuild
Change-Id: Ida270c457106ef95544c8bdb48637a00ef57ce49
Merged-In: Ida270c457106ef95544c8bdb48637a00ef57ce49
(cherry picked from commit 08ed416a46683e3f0d8615e4ccfb31bf9048a016)
1 file changed