ci(pull-request): setup-opa@v1 -> setup-opa@v2 (#5302)
ci(pull-request): setup-opa@v1 -> setup-opa@v2 (#5302)

Resolves https://github.com/open-policy-agent/setup-opa/issues/18 for the usage in this repo.

Signed-off-by: Stephan Renatus <0d0a21c7604d0d452d5c1019ca18e48a97a9a057@gmail.com>
open-policy-agent/opa,open-policy-agent/opa,open-policy-agent/opa,open-policy-agent/opa,open-policy-agent/opa,open-policy-agent/opa