ci(tests): move clear composer script to setup

Attempt to fix testbench problem

Author: SlimDeluxe

composer.json

@@ -55,7 +55,6 @@
     },
     "scripts": {
         "post-autoload-dump": [
-            "@clear",
             "@prepare"
         ],
         "post-install-cmd": "@setup",
@@ -71,6 +70,7 @@
             "@php vendor/bin/testbench serve --ansi"
         ],
         "setup": [
+            "@clear",
             "npm install",
             "@php vendor/bin/testbench vendor:publish --provider='Spatie\\Permission\\PermissionServiceProvider'",
             "@php vendor/bin/testbench vendor:publish --tag='filament-shield-config'",