Merge pull request #335 from redhat-cop/renovate/open-policy-agent-conftest-0.x

Update dependency open-policy-agent/conftest to v0.56.0

Author: garethahealy

confbatstest/Dockerfile_build

@@ -14,7 +14,7 @@ ARG OC_VERSION=4.16.10
 # renovate: datasource=github-releases depName=open-policy-agent/opa
 ARG OPA_VERSION=v0.70.0
 # renovate: datasource=github-releases depName=open-policy-agent/conftest
-ARG CONFTEST_VERSION=v0.55.0
+ARG CONFTEST_VERSION=v0.56.0
 # renovate: datasource=github-releases depName=instrumenta/kubeval
 ARG KUBEVAL_VERSION=latest