chore: update php version to 8.2

Author: kenjis

.github/workflows/test-coding-standards.yml

@@ -29,7 +29,7 @@ jobs:
       matrix:
         php-version:
           - '8.0'
-          - '8.1'
+          - '8.2'
 
     steps:
       - name: Checkout

.github/workflows/test-rector.yml

@@ -45,7 +45,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-versions: ['8.0', '8.1']
+        php-versions: ['8.0', '8.2']
         paths:
           - app
           - system