remove wrong code block and update gating rules

Signed-off-by: Alex Jia <ajia@redhat.com>

gating.yaml

@@ -1,6 +1,13 @@
-# recipients: jnovy, lsm5, santiago
 --- !Policy
 product_versions:
-  - rhel-9
+  - fedora-*
+decision_context: bodhi_update_push_stable
+rules:
+  - !PassingTestCaseRule {test_case_name: fedora-ci.koji-build.tier0.functional}
+
+--- !Policy
+product_versions:
+  - rhel-*
 decision_context: osci_compose_gate
-rules: []
+rules:
+  - !PassingTestCaseRule {test_case_name: osci.brew-build.tier0.functional}

plans/main.fmf

@@ -24,7 +24,3 @@ discover:
 
 execute:
     how: tmt
-
-adjust:
-    enabled: false
-    when: distro == centos-stream or distro == fedora