chore(deps): update actions/checkout action to v6 (#3991)

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

.github/workflows/moderate.yml

@@ -16,7 +16,7 @@ jobs:
       models: read
       contents: read
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: github/ai-moderator@v1
         with:
           token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/scheduled-updates.yml

@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           token: ${{ secrets.CROWDIN_GITHUB_TOKEN }}