deps: reverting protobuf java to 3.19 in pom.xml (#351)
deps: reverting protobuf java to 3.19 in pom.xml (#351)

It turned out that I have to modify the pom.xml for the protobuf version as well, in addition to #348 .


googleapis/java-common-protos,googleapis/java-common-protos,googleapis/java-common-protos