⬆️ upgrade actions/checkout action to v6

Author: renovate[bot]

.github/workflows/checks.yml

@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout repo
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
 
       - name: Install pnpm
         uses: pnpm/action-setup@v4

.github/workflows/translations.yml

@@ -11,7 +11,7 @@ jobs:
   translate:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 2
           token: ${{ secrets.GITHUB_TOKEN }}