chore: release 0.7.28

Author: pow-devops2020

pkg/cmd/effective/test_data/.lighthouse/jenkins-x/expected-int.yaml

@@ -4,7 +4,7 @@ metadata:
   creationTimestamp: null
   labels:
     build: "4"
-    lighthouse.jenkins-x.io/branch: main
+    lighthouse.jenkins-x.io/branch: HEAD
     lighthouse.jenkins-x.io/lastCommitSHA: abc1234
     lighthouse.jenkins-x.io/refs.org: jstrachan
     lighthouse.jenkins-x.io/refs.repo: nodey560
@@ -20,7 +20,7 @@ spec:
   - name: JOB_TYPE
     value: ""
   - name: PULL_BASE_REF
-    value: main
+    value: HEAD
   - name: PULL_BASE_SHA
     value: ""
   - name: PULL_NUMBER