chore: add php 8.3 to ci (#548)

Author: bshaffer

.github/workflows/tests.yml

@@ -10,7 +10,7 @@ jobs:
  runs-on: ubuntu-latest
  strategy:
  matrix:
- php: [ "7.4", "8.0", "8.1", "8.2" ]
+ php: [ "7.4", "8.0", "8.1", "8.2", "8.3" ]
  name: PHP ${{matrix.php }} Unit Test
  steps:
  - uses: actions/checkout@v2
@@ -35,7 +35,7 @@ jobs:
  - name: Setup PHP
  uses: shivammathur/setup-php@v2
  with:
- php-version: "8.0"
+ php-version: "8.2"
  - name: Run Script
  run: |
  composer global require friendsofphp/php-cs-fixer
@@ -49,7 +49,7 @@ jobs:
  - name: Install PHP
  uses: shivammathur/setup-php@v2
  with:
- php-version: '8.0'
+ php-version: '8.2'
  - name: Run Script
  run: |
  composer install