Fix ansible-lint error

Fix below ansible-lint error:

Failed: 2 failure(s), 0 warning(s) on 1109 files. Profile 'production' was required, but 'min' profile passed.
yaml[empty-lines]: Too many blank lines (1 > 0)
.ansible/collections/ansible_collections/cisco/nd/plugins/modules/nd_interface_loopback.py:226

yaml[empty-lines]: Too many blank lines (1 > 0)
plugins/modules/nd_interface_loopback.py:226

Author: allenrobel

plugins/modules/nd_interface_loopback.py

@@ -223,7 +223,6 @@
               ip: 10.1.1.1
     deploy: false
     state: merged
-
 """
 
 RETURN = r"""