Bump mshick/add-pr-comment from 2.8.2 to 3.9.0

Bumps [mshick/add-pr-comment](https://github.com/mshick/add-pr-comment) from 2.8.2 to 3.9.0.
- [Release notes](https://github.com/mshick/add-pr-comment/releases)
- [Changelog](https://github.com/mshick/add-pr-comment/blob/main/CHANGELOG.md)
- [Commits](mshick/add-pr-comment@b8f338c...ffd016c)

---
updated-dependencies:
- dependency-name: mshick/add-pr-comment
  dependency-version: 3.9.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/build-sphinx.yml

@@ -224,7 +224,7 @@ jobs:
         if: env.GH_EVENT_OPEN_PR_UPSTREAM == 'true'
         env:
           PR_NUM: ${{ github.event.number }}
-        uses: mshick/add-pr-comment@b8f338c590a895d50bcbfa6c5859251edc8952fc # v2.8.2
+        uses: mshick/add-pr-comment@ffd016c7e151d97d69d21a843022fd4cd5b96fe5 # v3.9.0.8.3.9.0
         with:
           message-id: url_to_docs
           message: |
@@ -268,7 +268,7 @@ jobs:
           git push tokened_docs gh-pages
 
       - name: Modify the comment with URL to official documentation
-        uses: mshick/add-pr-comment@b8f338c590a895d50bcbfa6c5859251edc8952fc # v2.8.2
+        uses: mshick/add-pr-comment@ffd016c7e151d97d69d21a843022fd4cd5b96fe5 # v3.9.0.8.3.9.0
         with:
           message-id: url_to_docs
           find: |

.github/workflows/conda-package.yml

@@ -654,7 +654,7 @@ jobs:
 
       - name: Post result to PR
         if: ${{ github.event.pull_request && !github.event.pull_request.head.repo.fork }}
-        uses: mshick/add-pr-comment@b8f338c590a895d50bcbfa6c5859251edc8952fc # v2.8.2
+        uses: mshick/add-pr-comment@ffd016c7e151d97d69d21a843022fd4cd5b96fe5 # v3.9.0.8.3.9.0
         with:
           message-id: array_api_results
           message: |