chore(deps): update actions/stale action to v9 (#808)

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

Author: renovate[bot]

.github/workflows/stale-issues.yml

@@ -22,7 +22,7 @@ jobs:
               with:
                   egress-policy: "audit"
 
-            - uses: "actions/stale@1160a2240286f5da8ec72b1c0816ce2481aabf84" # v8.0.0
+            - uses: "actions/stale@28ca1036281a5e5922ead5184a1bbf96e5fc984e" # v9.0.0
               with:
                   repo-token: "${{ secrets.GITHUB_TOKEN }}"
                   stale-issue-message: |
@@ -48,7 +48,7 @@ jobs:
               with:
                   egress-policy: "audit"
 
-            - uses: "actions/stale@1160a2240286f5da8ec72b1c0816ce2481aabf84" # v8.0.0
+            - uses: "actions/stale@28ca1036281a5e5922ead5184a1bbf96e5fc984e" # v9.0.0
               with:
                   repo-token: "${{ secrets.GITHUB_TOKEN }}"
                   stale-issue-message: |
@@ -71,7 +71,7 @@ jobs:
               with:
                   egress-policy: "audit"
 
-            - uses: "actions/stale@1160a2240286f5da8ec72b1c0816ce2481aabf84" # v8.0.0
+            - uses: "actions/stale@28ca1036281a5e5922ead5184a1bbf96e5fc984e" # v9.0.0
               with:
                   repo-token: "${{ secrets.GITHUB_TOKEN }}"
                   stale-issue-message: |
@@ -96,7 +96,7 @@ jobs:
               with:
                   egress-policy: "audit"
 
-            - uses: "actions/stale@1160a2240286f5da8ec72b1c0816ce2481aabf84" # v8.0.0
+            - uses: "actions/stale@28ca1036281a5e5922ead5184a1bbf96e5fc984e" # v9.0.0
               with:
                   repo-token: "${{ secrets.GITHUB_TOKEN }}"
                   stale-issue-message: |