Migrate google GenAi instrumentation to use the GenAi utils package#10

DylanRussell wants to merge 4 commits into

open-telemetry:mainopen-telemetry/opentelemetry-python-genai:mainfrom

DylanRussell:google_to_utilsDylanRussell/opentelemetry-python-genai:google_to_utilsCopy head branch name to clipboard