carto/protobuf @ 183cdec7cde985e06eaa588f442aaaab2a63f90b

Joshua Haberman c077d949d8 Merge branch '3.12.x' into merge-312		5 lat temu
..
src	0a737d8eb0 Sync from Piper @313142438	5 lat temu
BUILD	6ed738305b Sync from Piper @311396324	5 lat temu
generate-sources-build.xml	49efe9d7db Restructuring protobuf to multiple modules	10 lat temu
generate-test-sources-build.xml	6ed738305b Sync from Piper @311396324	5 lat temu
pom.xml	beeb621f50 Update protobuf version (#7557)	5 lat temu