step 16 : add M_CompanyID for trans, menu drawer, fix bug overflow btn

app_petty_cash/lib/screen/change_company/change_company.dart

@@ -25,6 +25,7 @@ class ChangeCompanyScreen extends StatelessWidget {
           ),
         ),
         drawer: CustomDrawer(),
+        body: Text('Under Construction'),
       ),
     );
   }