added default value

.ansible-sign/sha256sum.txt

@@ -125,7 +125,7 @@ f24230fbcf3e3e8ead1a35ca1bc06ee6279cdd60180129a1d78e90dced09ce8f  roles/servicen
 f3fff777c19e4539b6d639f3ac6d639d1bf55c177ed67366110aa6bc6b311137  roles/servicenow_change_request/tasks/servicenow_implement.yml
 a464004cbb41d95d683f7a25ae37a1813d17be673a1b2a834186ac123bd961fb  roles/servicenow_change_request_wait/defaults/main.yml
 5c15d56df4f343e4cee23d1f94953b6ff9f524ada30033d0c488835bbdcea6eb  roles/servicenow_change_request_wait/tasks/main.yml
-a20257c1ae20239b6f847be6bed39917940e168a7839e7e09281099111c77cec  roles/servicenow_cmdb/tasks/main.yml
+de2faeda622d9985f01ed5df7b6af5367c9cd9549f07482331906bb9c444a022  roles/servicenow_cmdb/tasks/main.yml
 70c16b04f073bd76d518d043e29db8b862d2b48d72ffa3ce9d61279e370efdc4  roles/servicenow_ticket/defaults/main.yml
 b8cab364bf2b85691fae7cf83f1340ae5e5b4fe0f6829068ab6955c924651412  roles/servicenow_ticket/tasks/main.yml
 fe2192caf1621560b49616cf159cee58ceace50035641059bc52d5ed4b2f62f5  roles/servicenow_ticket/tasks/servicenow_close.yml

.ansible-sign/sha256sum.txt.sig

@@ -1,14 +1,14 @@
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-iQGzBAABCAAdFiEE/bJvyFHKKJdaZDOLTiIiIXrUDNEFAmZHt34ACgkQTiIiIXrU
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-=YYW4
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+=11mL
 -----END PGP SIGNATURE-----

roles/servicenow_cmdb/tasks/main.yml

@@ -2,7 +2,7 @@
 - name: Update SNOW CMDB
   servicenow.itsm.configuration_item:
     state: "{{ status }}"
-    asset_tag: "{{ owner }}"
+    asset_tag: "{{ owner | default(omit) }}"
     name: "{{ inventory_hostname }}"
     ip_address: "{{ ip_addr | default(omit) }}"
     sys_class_name: cmdb_ci_server