Updating wrapped languages to new time functions

src/cpp/util/time.cc

src/node/ext/completion_queue_async_worker.cc

src/node/ext/server.cc

src/node/ext/timeval.cc

src/python/src/grpc/_adapter/_c/utility.c

src/ruby/ext/grpc/rb_grpc.c

test/cpp/end2end/end2end_test.cc

test/cpp/end2end/thread_stress_test.cc

test/cpp/util/time_test.cc