fix(theme): issue with assets url and some third librarie

Wrong theme assets url generated when used with library like stancl/tenancy

Author: gaetan-hexadog

src/Theme.php

@@ -313,9 +313,10 @@ public function url($url, $absolutePath = true, bool $version = true): ?string
             $fullUrl = ltrim(str_replace('\\', '/', $fullUrl), '/');
             $versionTag = hash_file('md5', public_path($fullUrl));
 
-            return ($absolutePath ? asset('') . $fullUrl : $fullUrl) . ($version ? '?v=' . $versionTag : '');
+            return ($absolutePath ? url('/') . '/' . $fullUrl : $fullUrl) . ($version ? '?v=' . $versionTag : '');
         }
 
+
         // If not found then lookup in parent's theme assets path
         if ($parentTheme = $this->getParent()) {
             return $parentTheme->url($url, $absolutePath, $version);
@@ -324,7 +325,7 @@ public function url($url, $absolutePath = true, bool $version = true): ?string
             $url = ltrim(str_replace('\\', '/', $url), '/');
             $versionTag = hash_file('md5', public_path($url));
 
-            return ($absolutePath ? asset('') . $url : $url) . ($version ? '?v=' . $versionTag : '');
+            return ($absolutePath ? url('/') . '/' . $url : $url) . ($version ? '?v=' . $versionTag : '');
         }
 
         Log::warning("Asset [{$url}] not found for Theme [{$this->getName()}]");