feat: parts of the gRPC istrumentation #4079

Job	Run time
kafka / racecar / ubuntu-latest	12m 0s
kafka / rdkafka / ubuntu-latest	20m 37s
mysql / mysql2 / ubuntu-latest	1m 37s
kafka / ruby_kafka / ubuntu-latest	5m 47s
mysql / trilogy / ubuntu-latest	1m 43s
postgresql / pg / ubuntu-latest	3m 58s
postgresql / que / ubuntu-latest	2m 33s
rabbitmq / bunny / ubuntu-latest	1m 13s
redis / redis / ubuntu-latest	1m 11s
other / dalli / ubuntu-latest	3m 0s
redis / resque / ubuntu-latest	1m 56s
other / mongo / ubuntu-latest	2m 46s
redis / sidekiq / ubuntu-latest	6m 18s
	1h 4m 39s

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