chore(deps): update actions/checkout action to v6

Author: renovate[bot]

.github/workflows/ccpp.yml

@@ -11,7 +11,7 @@ jobs:
   duplicates:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Run Duplo Analyser
         uses: dlidstrom/[email protected]
         with:
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [duplicates]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Get next version
       id: tag
       uses: anothrNick/[email protected]
@@ -43,7 +43,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [bump-tag-dry]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: download artifacts
       uses: actions/download-artifact@v6
       with:
@@ -80,7 +80,7 @@ jobs:
     runs-on: macos-latest
     needs: [bump-tag-dry]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: download artifacts
       uses: actions/download-artifact@v6
       with:
@@ -105,7 +105,7 @@ jobs:
     runs-on: windows-latest
     needs: [bump-tag-dry]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: download artifacts
       uses: actions/download-artifact@v6
       with:
@@ -180,7 +180,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [build-linux, build-macos, build-windows]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: '0'
     - name: Bump version and push tag