Change rpc.*.duration unit from ms to sec, clarify duration in case of streaming #2961
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lmolkova
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lmolkova
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trask
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this also matches other stable semconv metric names:
http.client.[request].durationdb.client.[operation].duration
lmolkova
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Fixes #383
This PR
rpc.client|server.durationtorpc.client|server.call.duration: this creates room for per-try metrics (see https://github.com/grpc/proposal/blob/master/A66-otel-stats.md#client-per-attempt-instruments)