Add missing includes to bridge_proto_serializer.h
Add missing includes to bridge_proto_serializer.h

PiperOrigin-RevId: 269854004
Change-Id: I5b068e6973222ecd6f3b372690b153faa3592c06

google/asylo,google/asylo,google/asylo,google/asylo,google/asylo,google/asylo