fix: Skip renaming files if updated and old file_url are same
fix: Skip renaming files if updated and old file_url are same

Added to avoid case mentioned in comments. Check diff for more.

StrellaGroup/frappe,yashodhank/frappe,frappe/frappe,frappe/frappe,yashodhank/frappe,StrellaGroup/frappe,frappe/frappe,yashodhank/frappe,StrellaGroup/frappe,yashodhank/frappe