Improve domain api schema (#4689)

* change response of add domain to array

* add tags to request body of add domain

* add gal to request body of add domain

* add relay_unknown_only to request body of add domain

* add relay_unknown_only to request body of edit domain

* add rl_frame, rl_value to request body of edit domain

* fix indentation

* add tags to request body of edit domain

* change response of edit domain to array

* Revert "change response of edit domain to array"

This reverts commit 692384e21b6dad5fcfeab8b5be572404981dce5b.

* change response type of edit domain to application/json

* change response type of edit domain

* change items in body of edit domain to array of strings

* change response of edit domain to array

* fix indentation

* revert changing response type of edit domain-admin

* change response type of edit domain to array

* fix response type of edit domains

* change msg in response of edit domains to array

* change items in body of delete domain to array of strings

* change request body of delete domain to array of strings

* fix

* remove properties

* change request body of delete domain to array of strings (fix)

* change reponse type of delete domain to array