chore(deps): update official github actions to v6.0.3

Author: renovate[bot]

.github/workflows/copr-ci.yml

@@ -200,7 +200,7 @@ jobs:
             jq
 
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10  # v6.0.3
 
       - name: Set git safe directory
         run: git config --global --add safe.directory '*'
@@ -326,7 +326,7 @@ jobs:
             jq
 
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10  # v6.0.3
 
       - name: Add problem matchers
         run: |