Fix documented type of mode field in copy module (#72593)

* Fix type of mode field in copy module

* Remove module type checking from ignore.txt sanity checks

* Remove mode type

Co-authored-by: Matt Martz <matt@sivel.net>

lib/ansible/modules/copy.py

@@ -75,7 +75,6 @@ options:
     - As of Ansible 2.3, the mode may also be the special string C(preserve).
     - C(preserve) means that the file will be given the same permissions as the source file.
     - When doing a recursive copy, see also C(directory_mode).
-    type: path
   directory_mode:
     description:
     - When doing a recursive copy set the mode for the directories.

test/sanity/ignore.txt

@@ -90,7 +90,6 @@ lib/ansible/modules/command.py validate-modules:nonexistent-parameter-documented
 lib/ansible/modules/command.py validate-modules:undocumented-parameter
 lib/ansible/modules/copy.py pylint:blacklisted-name
 lib/ansible/modules/copy.py validate-modules:doc-default-does-not-match-spec
-lib/ansible/modules/copy.py validate-modules:doc-type-does-not-match-spec
 lib/ansible/modules/copy.py validate-modules:nonexistent-parameter-documented
 lib/ansible/modules/copy.py validate-modules:undocumented-parameter
 lib/ansible/modules/dnf.py validate-modules:doc-required-mismatch