Pin dependencies (#29946)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/issue_closed.yml

@@ -10,7 +10,7 @@ jobs:
         name: Tidy closed issues
         runs-on: ubuntu-24.04
         steps:
-            - uses: actions/github-script@v7
+            - uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7
               id: main
               with:
                   # PAT needed as the GITHUB_TOKEN won't be able to see cross-references from other orgs (matrix-org)
@@ -142,7 +142,7 @@ jobs:
                           });
                         }
                       }
-            - uses: actions/github-script@v7
+            - uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7
               name: Close duplicate as Not Planned
               if: steps.main.outputs.closeAsNotPlanned
               with: