add test for swap_single_source flag

tests/integration/targets/activation/tasks/main.yml

@@ -273,7 +273,8 @@
 
     - name: Assert that rulebook activation is disabled
       ansible.builtin.assert:
-        that: not _result_activation_info.activations[0].is_enabled
+        that: 
+          - not _result_activation_info.activations[0].is_enabled
 
     - name: List all the rulebook activations
       ansible.eda.rulebook_activation_info:
@@ -385,6 +386,7 @@
         enabled: False
         awx_token_name: "{{ awx_token_name }}"
         organization_name: Default
+        swap_single_source: False
         event_streams:
           - event_stream: "{{ event_stream_name }}"
             source_name: "{{ _result_rulebook_info.rulebooks[0].sources[0].name }}"
@@ -409,6 +411,11 @@
         that:
           - event_stream_name in (source_mappings_dict | map(attribute='event_stream_name') | list)
 
+    - name: Assert that swap single source flag is disabled
+      ansible.builtin.assert:
+        that: 
+          - not _result_activation_info.activations[0].swap_single_source
+
     - name: Delete project
       ansible.eda.project:
         name: "{{ project_name }}"