ci: Upgrade checkout action from v4 to v6

Author: e-marchand

.github/workflows/build.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
         lfs: true 
@@ -33,13 +33,13 @@ jobs:
     runs-on: [self-hosted, macOS, ARM64]
     name: Git Repo Sync
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
         lfs: true 
 
     - name: Get Internal Sync action
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         repository: 4d/gitlabsync-action
         ref: main

.github/workflows/create-release.yml

@@ -21,7 +21,7 @@ jobs:
       contents: write # for tag and release creation
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0  # Fetch all history and tags
         ref: ${{ github.ref }}

.github/workflows/lint.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/sync_on_deleted.yml

@@ -8,13 +8,13 @@ jobs:
     runs-on: [self-hosted, macOS, ARM64]
     name: Git Repo Sync
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
         lfs: true 
 
     - name: Get Internal Sync action
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         repository: 4d/gitlabsync-action
         ref: main