Problem Statement

We have special handling to set operation for OTEL spans in SpanDescriptionExtractor for HTTP and DB. We should add it for RPC as well.

Came up here getsentry/team-webplatform-meta#32

Solution Brainstorm

See https://github.com/getsentry/sentry-javascript/blob/f8047f66ac8abf64f992b5d681007383ea175276/packages/opentelemetry-node/src/utils/parse-otel-span-description.ts#L36-L44