xds/interop: move header/path matching to all (#4325)
xds/interop: move header/path matching to all (#4325)


grpc/grpc-go,menghanl/grpc-go,grpc/grpc-go,dfawley/grpc-go,menghanl/grpc-go,dfawley/grpc-go,stanley-cheung/grpc-go,stanley-cheung/grpc-go