github actions: Convert github-script usage to gh

This keeps all of our PR interaction consistent

Author: bmastbergen

.github/workflows/validate-kernel-commits.yml

@@ -198,34 +198,25 @@ jobs:
 
       - name: Comment PR with JIRA issues
         if: steps.jira_check.outputs.has_issues == 'true'
-        uses: actions/github-script@v7
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          script: |
-            const output = process.env.CHECK_OUTPUT;
-
-            github.rest.issues.createComment({
-              issue_number: context.issue.number,
-              owner: context.repo.owner,
-              repo: context.repo.repo,
-              body: output
-            });
         env:
-          CHECK_OUTPUT: ${{ steps.jira_check.outputs.output }}
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          if ! gh pr comment ${{ github.event.pull_request.number }} \
+            --body "${{ steps.jira_check.outputs.output }}" \
+            --repo ${{ github.repository }}; then
+            echo "❌ Failed to post JIRA check comment to PR"
+            exit 1
+          fi
 
       - name: Request changes if LTS mismatch
         if: steps.jira_check.outputs.has_lts_mismatch == 'true'
-        uses: actions/github-script@v7
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          script: |
-            github.rest.pulls.createReview({
-              owner: context.repo.owner,
-              repo: context.repo.repo,
-              pull_number: context.issue.number,
-              event: 'REQUEST_CHANGES',
-              body: '⚠️ This PR contains VULN tickets that do not match the target LTS product. Please review the JIRA ticket assignments and ensure they match the merge target branch.'
-            });
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          gh pr review ${{ github.event.pull_request.number }} \
+            --request-changes \
+            --body "⚠️ This PR contains VULN tickets that do not match the target LTS product. Please review the JIRA ticket assignments and ensure they match the merge target branch." \
+            --repo ${{ github.repository }}
 
       - name: Fail workflow if JIRA errors found
         if: steps.jira_check.outcome == 'failure'