Update Change Management.md

Policies & Guidelines/IT/Change Management.md

@@ -1,6 +1,17 @@
 # Change Management
 
-
+```mermaid
+graph TD;
+  REQUEST([Request from employee])-->APPROVAL_HOD[Approval by HOD];
+  APPROVAL_HOD-->IT_CHECKS{IT: Other approvals necessary?};
+  IT_CHECKS--Yes-->FORWARD[IT: Forward request];
+  FORWARD-->APPROVAL_RESPONSIBLE[Approval by responsible person];
+  APPROVAL_RESPONSIBLE-->VALIDATE{Is approved?};
+  VALIDATE--Yes-->IMPLEMENT[IT: Implement permission changes];
+  VALIDATE--No-->INFORM([IT: Inform employee and HOD]);
+  IT_CHECKS--No-->IMPLEMENT;
+  IMPLEMENT-->INFORM;
+```