chore(deps): bump dawidd6/action-download-artifact from 13 to 14 in /.github/workflows in the actions-version-updates group across 1 directory (leanprover-community#34743)

Bumps the actions-version-updates group with 1 update in the /.github/workflows directory: [dawidd6/action-download-artifact](https://github.com/dawidd6/action-download-artifact).

Updates `dawidd6/action-download-artifact` from 13 to 14

Author: dependabot[bot]

.github/workflows/maintainer_bors_wf_run.yml

@@ -15,7 +15,7 @@ jobs:
     steps:
       - name: Download artifact
         id: download-artifact
-        uses: dawidd6/action-download-artifact@883bc3da0e2f55ddd0a8fc8e99378551c1991a55 # v13
+        uses: dawidd6/action-download-artifact@5c98f0b039f36ef966fdb7dfa9779262785ecb05 # v14
         with:
           workflow: maintainer_bors.yml
           name: workflow-data

.github/workflows/maintainer_merge_wf_run.yml

@@ -15,7 +15,7 @@ jobs:
     steps:
       - name: Download artifact
         id: download-artifact
-        uses: dawidd6/action-download-artifact@883bc3da0e2f55ddd0a8fc8e99378551c1991a55 # v13
+        uses: dawidd6/action-download-artifact@5c98f0b039f36ef966fdb7dfa9779262785ecb05 # v14
         with:
           workflow: maintainer_merge.yml
           name: workflow-data