style(src): fix pint formatting

Author: oniice

src/Utility.php

@@ -368,19 +368,19 @@ public function isAlphaNumeric(): bool
     }
 
     /**
-     * Check if the string is empty
+     * Is the string in a valid email format
      */
-    public function isEmpty(): bool
+    public function isEmail(): bool
     {
-        return $this->string === '';
+        return filter_var($this->string, FILTER_VALIDATE_EMAIL) !== false;
     }
 
     /**
-     * Is the string in a valid email format
+     * Check if the string is empty
      */
-    public function isEmail(): bool
+    public function isEmpty(): bool
     {
-        return filter_var($this->string, FILTER_VALIDATE_EMAIL) !== false;
+        return $this->string === '';
     }
 
     /**