Update version to 1.31.0.dev/0.52b0.dev#3233

lzchen merged 2 commits intomainopen-telemetry/opentelemetry-python-contrib:mainfrom

opentelemetrybot/update-version-to-1.31.0.dev-0.52b0.devopen-telemetry/opentelemetry-python-contrib:opentelemetrybot/update-version-to-1.31.0.dev-0.52b0.devCopy head branch name to clipboard