Changes to Search ATCs by title and tags

deleted the query request parameter priority

deleted the query request parameter technique

added the new optional query request parameter priority

added the new optional query request parameter technique

added the new test_outside_plan_project enum value to the error/code response property for the response status 401

added the new test_outside_plan_project enum value to the error/code response property for the response status 403

added the new test_outside_plan_project enum value to the error/code response property for the response status 422

removed the test_outside_plan_project enum value from the error/code response property for the response status 401

removed the test_outside_plan_project enum value from the error/code response property for the response status 403

removed the test_outside_plan_project enum value from the error/code response property for the response status 422