fix: remove redundant depdencies.

Author: steveworley

.github/workflows/tests.yml

@@ -61,8 +61,4 @@ jobs:
 
       - name: Run test suite
         run: vendor/bin/phpunit
-        
-      - name: Run PHP CS Fixer (dry-run)
-        run: vendor/bin/php-cs-fixer fix --dry-run --diff
-        if: matrix.php-version == '8.1'
 

composer.json

@@ -28,16 +28,7 @@
     "guzzlehttp/psr7": "^1.7 || ^2.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "^8.0 || ^9.0",
-    "friendsofphp/php-cs-fixer": "^3.5",
-    "symfony/console": "^6.4",
-    "symfony/event-dispatcher": "^6.4",
-    "symfony/filesystem": "^6.4",
-    "symfony/finder": "^6.4",
-    "symfony/options-resolver": "^6.4",
-    "symfony/process": "^6.4",
-    "symfony/stopwatch": "^6.4",
-    "symfony/string": "^6.4"
+    "phpunit/phpunit": "^8.0 || ^9.0"
   },
   "autoload": {
     "psr-4": {