Add wildcard directory discovery to the EventServiceProvider (#53932)

Co-authored-by: jared.cannon <jaredcannon9@gmail.com>

src/Illuminate/Foundation/Support/Providers/EventServiceProvider.php

@@ -146,6 +146,9 @@ public function shouldDiscoverEvents()
     public function discoverEvents()
     {
         return (new Collection($this->discoverEventsWithin()))
+                    ->flatMap(function ($directory) {
+                        return glob($directory, GLOB_ONLYDIR);
+                    })
                     ->reject(function ($directory) {
                         return ! is_dir($directory);
                     })