fix: force git add due to gitignore

.github/workflows/update_regression_baseline.yml

@@ -2,7 +2,7 @@
 name: Update Regression Baseline
 
 on:
-  # issue_comment:
+  # issue_comment: # event runs on the default branch
   #   types: [created]
   pull_request:
     branches:
@@ -11,8 +11,8 @@ on:
 jobs:
   update_regression_tests:
     name: update_regression_tests
-    # if: github.event.issue.pull_request && contains(github.event.comment.body, '/update_baseline')
     runs-on: ubuntu-20.04
+    # if: github.event.issue.pull_request && contains(github.event.comment.body, '/update_baseline')
     permissions:
       contents: write
       pull-requests: write
@@ -25,7 +25,7 @@ jobs:
     - name: Checkout PR branch
       uses: actions/checkout@v3
       with:
-        # ref: ${{ steps.comment-branch.outputs.head_ref }} # using head_sha vs. head_ref makes this work for forks
+        # ref: ${{ steps.comment-branch.outputs.head_sha }} # using head_sha vs. head_ref makes this work for forks
         lfs: true
         fetch-depth: 0 # This ensures we can checkout main branch too
 
@@ -49,6 +49,6 @@ jobs:
     - name: Commit and push
       if: github.event.pull_request.base.ref == 'main'
       run: |
-        git add tests/regression_test_baselines.json
+        git add -f tests/regression_test_baselines.json # since it's in .gitignore
         git commit -m "Update regression test baselines"
-        git push origin HEAD:${{ steps.comment-branch.outputs.head_ref }}
+        git push origin HEAD:${{ steps.comment-branch.outputs.head_sha }}