* fix: merge conflict
* fix: restored missing set_gst_state_and_state_number function
* fix: style linting as per codacy
* fix: Fixes related to customer/lead merging
* fix: merge conflict
* fix: Fixes related to customer/lead merging
* fix: Assign isue/opportunity to user
* fix: Assign isue/opportunity to user
* fix: Replaced Invoice type by GST Category
* fix: merge conflict
* fix: merge conflict
* fix: test cases
* fix: test cases
