ci: update GitHub Actions

Author: owenvoke

.github/workflows/static.yml

@@ -16,7 +16,7 @@ jobs:
           git config --global core.eol lf
 
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
@@ -26,7 +26,7 @@ jobs:
           coverage: none
 
       - name: Install PHP dependencies
-        uses: ramsey/composer-install@v3
+        uses: ramsey/composer-install@v4
         with:
           dependency-versions: highest
           composer-options: "--prefer-dist"
@@ -45,7 +45,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
@@ -54,7 +54,7 @@ jobs:
         coverage: none
 
     - name: Install PHP dependencies
-      uses: ramsey/composer-install@v3
+      uses: ramsey/composer-install@v4
       with:
         dependency-versions: highest
         composer-options: "--prefer-dist"