feat: add GCP OAuth2 detector#4585

mchybowski-rtbh wants to merge 4 commits intotrufflesecurity:maintrufflesecurity/trufflehog:mainfrom

mchybowski-rtbh:feat/detector-gcp-oauth2mchybowski-rtbh/trufflehog:feat/detector-gcp-oauth2Copy head branch name to clipboard