chore: update actions/checkout action to v6.0.3

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

Author: renovate[bot]

.github/workflows/codeql-analysis.yml

@@ -20,7 +20,7 @@ jobs:
       actions: read
 
     steps:
-    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
     - name: Initialize CodeQL
       uses: github/codeql-action/init@9e0d7b8d25671d64c341c19c0152d693099fb5ba # v4.35.5
       with:

.github/workflows/continuous-integration.yml

@@ -39,7 +39,7 @@ jobs:
             github.com:443
             nodejs.org:443
             registry.npmjs.org:443
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false
       - name: Use Node.js ${{ matrix.node-version }}
@@ -66,7 +66,7 @@ jobs:
             github.com:443
             nodejs.org:443
             registry.npmjs.org:443
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false
       - name: Use Node.js 22
@@ -94,7 +94,7 @@ jobs:
           allowed-endpoints: >
             github.com:443
             registry.npmjs.org:443
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           fetch-depth: 0
           persist-credentials: false
@@ -130,7 +130,7 @@ jobs:
           allowed-endpoints: >
             github.com:443
             registry.npmjs.org:443
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false
       - name: Use Node.js 22

.github/workflows/scorecards.yml

@@ -47,7 +47,7 @@ jobs:
             rekor.sigstore.dev:443
             tuf-repo-cdn.sigstore.dev:443
             www.bestpractices.dev:443
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false