Use latest Ubuntu as GitHub Action runner

Author: arnested

.github/workflows/pull_request.yml

@@ -7,7 +7,7 @@ permissions:
 jobs:
   php_version:
     name: Lookup PHP version
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     outputs:
       php_version: ${{ env.php_version }}
     steps:
@@ -17,7 +17,7 @@ jobs:
 
   review_codestyle:
     name: Codestyle
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     needs: php_version
     steps:
       - uses: actions/checkout@v5
@@ -35,7 +35,7 @@ jobs:
 
   static_code_analysis:
     name: Static Code Analysis
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     needs: php_version
     steps:
       - uses: actions/checkout@v5
@@ -58,7 +58,7 @@ jobs:
 
   unit_tests:
     name: PHPUnit tests
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     needs: php_version
     steps:
       - uses: actions/checkout@v5
@@ -76,14 +76,14 @@ jobs:
 
   hadolint:
     name: Hadolint
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v5
       - uses: hadolint/[email protected]
 
   markdown_lint:
     name: Markdown lint
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v5
       - name: Install problem matcher
@@ -95,7 +95,7 @@ jobs:
 
   docker_build:
     name: Test Docker build
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v5
       - name: Build docker image