build(deps): bump openpolicyagent/opa from 0.47.4-istio to 0.50.1-istio in /examples/ext_authz#603

dependabot[bot] wants to merge 1 commit intomainbirenroy/envoy:mainfrom

dependabot/docker/examples/ext_authz/openpolicyagent/opa-0.50.1-istiobirenroy/envoy:dependabot/docker/examples/ext_authz/openpolicyagent/opa-0.50.1-istioCopy head branch name to clipboard