[PR #11055/a9a4f890 backport][stable-12] remove required=false from docs (#11065)

remove required=false from docs (#11055)

(cherry picked from commit a9a4f89033)

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>

plugins/modules/netcup_dns.py

@@ -70,12 +70,10 @@ options:
   priority:
     description:
       - Record priority. Required for O(type=MX).
-    required: false
     type: int
   state:
     description:
       - Whether the record should exist or not.
-    required: false
     default: present
     choices: ['present', 'absent']
     type: str