Add PHP versions 8.3, 8.4, and 8.5 to build matrix

Author: peterschade

.github/workflows/build.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         operating-system: [ubuntu-latest]
-        php-versions: ['8.0', '8.1', '8.2']
+        php-versions: ['8.0', '8.1', '8.2', '8.3', '8.4', '8.5']
     name: PHP ${{ matrix.php-versions }} Test on ${{ matrix.operating-system }}
 
     steps:
@@ -38,4 +38,4 @@ jobs:
         run: composer install --prefer-dist --no-progress --no-suggest
 
       - name: Run test suite
-        run: vendor/bin/phpunit
+        run: vendor/bin/phpunit