feat: add grpc instrumentation #3889

Job	Run time
mysql / mysql2 / ubuntu-latest	1m 34s
postgresql / pg / ubuntu-latest	3m 54s
kafka / racecar / ubuntu-latest	12m 1s
rabbitmq / bunny / ubuntu-latest	1m 13s
mysql / trilogy / ubuntu-latest	1m 27s
postgresql / que / ubuntu-latest	2m 26s
kafka / rdkafka / ubuntu-latest	15m 55s
kafka / ruby_kafka / ubuntu-latest	5m 50s
redis / redis / ubuntu-latest	1m 14s
other / dalli / ubuntu-latest	3m 0s
redis / resque / ubuntu-latest	1m 59s
other / mongo / ubuntu-latest	2m 54s
redis / sidekiq / ubuntu-latest	6m 14s
	59m 41s

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