chore(deps): update actions/checkout action to v6 (#310)

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

Author: renovate[bot]

.github/workflows/ci.yml

@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 2
 
@@ -80,7 +80,7 @@ jobs:
 
     steps:
       -   name: "Checkout"
-          uses: actions/checkout@v5
+          uses: actions/checkout@v6
           with:
             fetch-depth: 2
 
@@ -113,7 +113,7 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 2
 

.github/workflows/coding-standards.yml

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: "Install PHP"
         uses: "shivammathur/setup-php@v2"

.github/workflows/infection.yml

@@ -15,7 +15,7 @@ jobs:
       CLICKHOUSE_VERSION: "22.10"
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Build the docker compose stack
         run: docker compose -f tests/docker-compose.yaml up -d

.github/workflows/static-analysis.yml

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: "Install PHP"
         uses: "shivammathur/setup-php@v2"