Backport improvements to recordset module

- General refactoring of module
- Move recordset specific tests from the dns role to new recordset role
- Adds additional tests to recordset role

Note that this is not a clean cherry pick due to sdk changes

Change-Id: If8fda40780050d271c9d869d8959ef569644fd88
(cherry picked from commit 97b05533f1)

ci/roles/dns/tasks/main.yml

@@ -18,53 +18,6 @@
 
 - debug: var=updated_dns_zone
 
-- name: Create a recordset
-  openstack.cloud.recordset:
-    cloud: "{{ cloud }}"
-    zone: "{{ updated_dns_zone.zone.name }}"
-    name: "{{ recordset_name }}"
-    recordset_type: "a"
-    records: "{{ records }}"
-  register: recordset
-
-- name: Verify recordset info
-  assert:
-    that:
-      - recordset["recordset"].name == recordset_name
-      - recordset["recordset"].zone_name ==  dns_zone.zone.name
-      - recordset["recordset"].records == records
-
-- name: Update a recordset
-  openstack.cloud.recordset:
-    cloud: "{{ cloud }}"
-    zone: "{{ updated_dns_zone.zone.name }}"
-    name: "{{ recordset_name }}"
-    recordset_type: "a"
-    records: "{{ updated_records }}"
-    description: "new test recordset"
-  register: updated_recordset
-
-- name: Verify recordset info
-  assert:
-    that:
-      - updated_recordset["recordset"].zone_name == dns_zone.zone.name
-      - updated_recordset["recordset"].name == recordset_name
-      - updated_recordset["recordset"].records == updated_records
-
-- name: Delete recordset
-  openstack.cloud.recordset:
-    cloud: "{{ cloud }}"
-    zone: "{{ updated_dns_zone.zone.name }}"
-    name: "{{ recordset.recordset.name }}"
-    state: absent
-  register: deleted_recordset
-
-- name: Verify recordset deletion
-  assert:
-    that:
-    - deleted_recordset is successful
-    - deleted_recordset is changed
-
 - name: Delete dns zone
   openstack.cloud.dns_zone:
     cloud: "{{ cloud }}"