Add PHP 8.3 to CI task (#147)

Author: alexander-schranz

.github/workflows/ci.yml

@@ -32,7 +32,7 @@ jobs:
       fail-fast: false
       matrix:
         package: ${{ fromJson(needs.matrix.outputs.list) }}
-        php: [ '8.0', '8.1', '8.2' ]
+        php: [ '8.0', '8.1', '8.2', '8.3' ]
         strategy: [ 'highest', 'lowest' ]
 
     steps:
@@ -56,4 +56,3 @@ jobs:
         run: |
           cd src/${{ matrix.package }}
           ./vendor/bin/phpunit
-