Update README.md phase 7

Author: Julienmj

README.md

@@ -269,7 +269,7 @@ COMMIT;
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-# **Phase 7: Advanced Database Programming and Auditing**
+# **Phase 7:🗳️ Advanced Database Programming and Auditing**
 
 This phase focuses on implementing advanced PL/SQL techniques to enhance the **Course Management System (CMS)**. These features aim to ensure system efficiency, maintain data integrity, and establish robust auditing for improved functionality and security.