add OWNERS for prebuilts/gcc/darwin-x86/arm/arm-linux-androideabi-4.7

Reuse OWNERS from newer versions.

Bug: 204914889
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
Change-Id: I97e44689dda3ea5eb1650e42f78070ac64be012e
1 file changed