Remove gating.yaml to fix smoke test gating

The smoke test runs and passes under osci.brew-build.tier0.functional,
but gating.yaml expects results under a separate testcase (OSCI-8144).
Removing gating.yaml lets OSCI handle gating automatically via tier0.

Resolves: RHEL-177966 - https://redhat.atlassian.net/browse/RHEL-177966

gating.yaml

@@ -1,6 +0,0 @@
---- !Policy
-product_versions:
-  - rhel-9
-decision_context: osci_compose_gate
-rules:
- - !PassingTestCaseRule {test_case_name: osci.brew-build./tests/tmt/plans/smoke}   # this is the testcase identifier, which OSCI pipeline uses

ignition.spec

@@ -22,7 +22,7 @@ Version:                2.26.0
 %global dracutlibdir %{_prefix}/lib/dracut
 
 Name:           ignition
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        First boot installer and configuration tool (RHEL CoreOS only)
 
 # Upstream license specification: Apache-2.0