[ci] Bump actions/github-script from 6 to 7

Bumps [actions/github-script](https://github.com/actions/github-script) from 6 to 7.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](actions/github-script@v6...v7)

---
updated-dependencies:
- dependency-name: actions/github-script
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/contributor-check.yml

@@ -44,7 +44,7 @@ jobs:
             Welcome as a new contributor to Debezium, @${{ github.event.pull_request.user.login }}. Reviewers, please add missing author name(s) and alias name(s) to the [COPYRIGHT.txt](https://github.com/debezium/debezium/blob/main/COPYRIGHT.txt) and [Aliases.txt](https://github.com/debezium/debezium/blob/main/jenkins-jobs/scripts/config/Aliases.txt) respectively.
       - name: Check failure
         if: ${{ steps.check.outputs.USER_NOT_FOUND == 'true' }}
-        uses: actions/github-script@v6
+        uses: actions/github-script@v7
         continue-on-error: false
         with:
           script: |

.github/workflows/octocat-commits-check.yml

@@ -36,7 +36,7 @@ jobs:
             Please author your commit(s) using an email [linked to your GitHub account](https://docs.github.com/en/account-and-profile/setting-up-and-managing-your-github-profile/managing-contribution-graphs-on-your-profile/why-are-my-contributions-not-showing-up-on-my-profile).
       - name: Check failure
         if: ${{ steps.check.outputs.OCTOCAT_COMMIT_FOUND == 'true' }}
-        uses: actions/github-script@v6
+        uses: actions/github-script@v7
         continue-on-error: false
         with:
           script: |

.github/workflows/sanity-check.yml

@@ -46,7 +46,7 @@ jobs:
             Hi @${{ github.event.pull_request.user.login }}, thanks for your contribution. Please prefix the commit message(s) with the [DBZ-xxx JIRA issue key](https://github.com/debezium/debezium/blob/main/CONTRIBUTE.md#making-changes).
       - name: Check failure
         if: ${{ steps.check.outputs.PREFIX_COMMITS == 'false' }}
-        uses: actions/github-script@v6
+        uses: actions/github-script@v7
         continue-on-error: false
         with:
           script: |