Resolve below listed issues in Location master.

1) Edit should not be there in any export provided.
2) For duplication code and name, proper validation to be provided.
3) Save successful validation to be provided and on saving the screen should not be navigated to the search screen.
4) Delete validation to be provided.
5) Error on loading issue on deleting referred data.
6) Audit logs as Delete and Update to be provided.
