update README.md

Author: Ashishkumbhar01

README.md

@@ -14,13 +14,10 @@ Supabase  client for PHP:
 - If RLS are enable [✓] maybe you getting some errors.
 
 <details>
-<summary>
-<h2> ⚠️ Warning <h2>
-<summary>
-<p><b><i>
-if you push the code to production while Row-Level Security (RLS) is disabled, it can pose a security threat to your application. To secure your app, please enable Row-Level Security. Otherwise, write an Object-Oriented PDO connection with PostgreSQL.
-</i></b>
-</p>
+<summary>⚠️ Warning <summary>
+** if you push the code to production while Row-Level Security (RLS) is disabled, 
+it can pose a security threat to your application. To secure your app, please enable Row-Level Security. 
+Otherwise, write an Object-Oriented PDO connection with PostgreSQL. **
 
 ### Env config code:
  ```env