Update actions/checkout action to v5 (#1160)

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

Author: renovate[bot]

.github/workflows/check.yml

@@ -12,7 +12,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             -   name: Checkout
-                uses: actions/checkout@v4
+                uses: actions/checkout@v5
 
             -   name: Setup PHP
                 uses: shivammathur/setup-php@v2
@@ -53,7 +53,7 @@ jobs:
         name: typescript and scss
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@v5
             - name: Use Node.js 21.x
               uses: actions/setup-node@v4
               with:

.github/workflows/test.yml

@@ -26,7 +26,7 @@ jobs:
                 options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
         steps:
             -   name: Checkout
-                uses: actions/checkout@v4
+                uses: actions/checkout@v5
             -   name: Use Node.js 22.x
                 uses: actions/setup-node@v4
                 with: