Update actions/checkout action to v6.0.3

Author: renovate[bot]

.github/workflows/app-shell-sync.yml

@@ -20,14 +20,14 @@ jobs:
           private-key: ${{ secrets.TAILOR_DOCS_BOT_PRIVATE_KEY }}
 
       - name: Checkout current repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           token: ${{ steps.app-token.outputs.token }}
           ref: main
           path: docs
 
       - name: Checkout app-shell repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           repository: tailor-platform/app-shell
           ref: ${{ env.APP_SHELL_REF }}

.github/workflows/pr-checks.yml

@@ -41,7 +41,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
       - name: Check spelling
         uses: crate-ci/typos@7b04f660f4ee4f048d18fd341887cf28dfbedfe2 # v1.46.3

.github/workflows/sdk-docs-sync.yml

@@ -20,14 +20,14 @@ jobs:
           private-key: ${{ secrets.TAILOR_DOCS_BOT_PRIVATE_KEY }}
 
       - name: Checkout current repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           token: ${{ steps.app-token.outputs.token }}
           ref: main
           path: docs
 
       - name: Checkout sdk repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           repository: tailor-platform/sdk
           ref: ${{ env.FRONTEND_REF }}