update dev tools

UmanShahzad · UmanShahzad · commit f2388d6d37c9 · 2020-11-27T09:57:53.000+05:00
diff --git a/composer.json b/composer.json
@@ -28,8 +28,8 @@
         "ext-json": "*"
     },
     "require-dev": {
-        "phpunit/phpunit" : ">=6.5",
-        "squizlabs/php_codesniffer": "^2.3"
+        "phpunit/phpunit": "^9.4.3",
+        "squizlabs/php_codesniffer": "^3.5.8"
     },
     "autoload": {
         "psr-4": {
