Make state exists universal in collection (#13890)

Make state: exists available for all API modules

Make state:exists return the ID just like it would if it created the resource

awx_collection/tests/integration/targets/organization/tasks/main.yml

@@ -25,6 +25,39 @@
 - assert:
     that: "result is changed"
 
+- name: "Create a new organization with exists"
+  organization:
+    name: "{{ org_name }}"
+    galaxy_credentials:
+      - Ansible Galaxy
+    state: exists
+  register: result
+
+- assert:
+    that: "result is not changed"
+
+- name: "Delete a new organization"
+  organization:
+    name: "{{ org_name }}"
+    galaxy_credentials:
+      - Ansible Galaxy
+    state: absent
+  register: result
+
+- assert:
+    that: "result is changed"
+
+- name: "Create a new organization with exists"
+  organization:
+    name: "{{ org_name }}"
+    galaxy_credentials:
+      - Ansible Galaxy
+    state: exists
+  register: result
+
+- assert:
+    that: "result is changed"
+
 - name: "Make sure making the same org is not a change"
   organization:
     name: "{{ org_name }}"