Enable gating tests

Ensure the Fedora zlib-ng tests will be executed when packages are
pushed to testing or stable.

.fmf/version

@@ -0,0 +1 @@
+1

gating.yaml

@@ -0,0 +1,10 @@
+--- !Policy
+product_versions:
+  - fedora-*
+decision_contexts:
+  - bodhi_update_push_testing
+  - bodhi_update_push_stable
+  - bodhi_update_push_stable_critpath
+subject_type: koji_build
+rules:
+  - !PassingTestCaseRule {test_case_name: fedora-ci.koji-build.tier0.functional}

plans/build-gating.fmf

@@ -0,0 +1,7 @@
+summary: Fedora zlib-ng tests
+discover:
+  - name: fedora
+    how: fmf
+    url: https://src.fedoraproject.org/tests/zlib-ng.git
+execute:
+    how: tmt