Check if package is from microG before spoofing signature

Because we also support Gapps, using signature spoofing on it make
no sense. Check if the package is from official microG before proceeding
to sigspoof

Based on LineageOS' "Allow signature spoofing for microG Companion/Services"

Change-Id: Icf5120ecb0562fd808e20006b764fa68fd594e8d
Signed-off-by: hmtheboy154 <buingoc67@gmail.com>
1 file changed