Adds dummy gating.yaml

No tests are available in c9s - yet - therefore leaving just the
downstream where we do have at least a sanity-level tests. Once they are
ported to upstream, we can unblock Fedora policies.

Related: rhbz#1931726

gating.yaml

@@ -0,0 +1,22 @@
+# There are no tests/ yet in this repo, therefore leaving Fedora policies commented out.
+# The downstream will run sanity tests instead, that can be controlled from an external
+# config file, and removed once actual tests land in c9s stream.
+
+# --- !Policy
+# product_versions:
+#   - fedora-*
+# decision_context: bodhi_update_push_testing
+# rules:
+#   - !PassingTestCaseRule {test_case_name: fedora-ci.koji-build.tier0.functional}
+# --- !Policy
+# product_versions:
+#   - fedora-*
+# decision_context: bodhi_update_push_stable
+# rules:
+#   - !PassingTestCaseRule {test_case_name: fedora-ci.koji-build.tier0.functional}
+--- !Policy
+product_versions:
+  - rhel-9
+decision_context: osci_compose_gate
+rules:
+  - !PassingTestCaseRule {test_case_name: baseos-ci.brew-build.tier0.functional}