Enable wildcard import pylint (#35786)

* Wildcard imports should be taken care of.  Enable the pylint check for them
* Remove wildcard import code-smell test as we're now checking via pylint
* Add unused-wildcard-import as ignored in our compat code.

These three files use wildcard imports so that they can export
symbols in a compatible location.  The real code lives elsewhere.
So disable the pylint tests for the relevant sections of code.

lib/ansible/compat/tests/mock.py

@@ -32,11 +32,11 @@ import sys
 try:
     # Allow wildcard import because we really do want to import all of mock's
     # symbols into this compat shim
-    # pylint: disable=wildcard-import
+    # pylint: disable=wildcard-import,unused-wildcard-import
     from unittest.mock import *
 except ImportError:
     # Python 2
-    # pylint: disable=wildcard-import
+    # pylint: disable=wildcard-import,unused-wildcard-import
     try:
         from mock import *
     except ImportError:

lib/ansible/compat/tests/unittest.py

@@ -27,7 +27,7 @@ import sys
 
 # Allow wildcard import because we really do want to import all of
 # unittests's symbols into this compat shim
-# pylint: disable=wildcard-import
+# pylint: disable=wildcard-import,unused-wildcard-import
 if sys.version_info < (2, 7):
     try:
         # Need unittest2 on python2.6

lib/ansible/vars/unsafe_proxy.py

@@ -20,7 +20,7 @@ from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
 # This is backwards compat.  unsafe_proxy was moved to avoid circular imports.
-from ansible.utils.unsafe_proxy import *  # pylint: disable=wildcard-import
+from ansible.utils.unsafe_proxy import *  # pylint: disable=wildcard-import,unused-wildcard-import
 
 try:
     from __main__ import display