Merge branch 'update-gating-req-tests' into 'stream-llvm-toolset-rhel8-rhel-8.9.0'

gating: change required functional testing to baseos-ci.redhat-module.tier1.functional

See merge request redhat/centos-stream/modules/llvm-toolset!9

gating.yaml

@@ -4,5 +4,5 @@ product_versions:
 decision_context: osci_compose_gate_modules
 subject_type: redhat-module
 rules:
-  - !PassingTestCaseRule {test_case_name: baseos-ci.redhat-module.other.functional}
+  - !PassingTestCaseRule {test_case_name: baseos-ci.redhat-module.tier1.functional}
   - !PassingTestCaseRule {test_case_name: osci.redhat-module.rebuild.validation}