Bump GH CI actions/checkout from 6.0.2 to 6.0.3

Author: garydgregory

.github/workflows/codeql-analysis.yml

@@ -28,7 +28,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
       - name: dummy analysis job
         run: echo All is OK

.github/workflows/dependency-review.yml

@@ -26,6 +26,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Repository'
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
       - name: 'Dependency Review PR'
         uses: actions/dependency-review-action@2031cfc080254a8a887f58cffee85186f0e49e48 # v4.9.0

.github/workflows/maven.yml

@@ -39,7 +39,7 @@ jobs:
             experimental: true
 
     steps:
-    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
       with:
         persist-credentials: false
     - uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae  #v5.0.5