[CMAKE] Switch opentelemetry-proto to use FetchContent#3524

marcalff merged 3 commits intoopen-telemetry:mainopen-telemetry/opentelemetry-cpp:mainfrom

dbarker:cmake_switch_opentelemetry_proto_to_fetch_contentdbarker/opentelemetry-cpp:cmake_switch_opentelemetry_proto_to_fetch_contentCopy head branch name to clipboard