use php 8.2 in github workflow

Author: karissarjacobsen

.github/workflows/php.yml

@@ -11,12 +11,16 @@ permissions:
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
 
     steps:
     - uses: actions/checkout@v3
 
+    - name: Set up PHP
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: '8.2'
+
     - name: Cache Composer packages
       id: composer-cache
       uses: actions/cache@v3
@@ -39,4 +43,4 @@ jobs:
           PRIVATE_KEY: ${{ secrets.PRIVATE_KEY }}
           SIGNER_EMAIL: ${{ secrets.SIGNER_EMAIL }}
           SIGNER_NAME: ${{ secrets.SIGNER_NAME }}
-      run: composer run-script test
+      run: composer run-script test