Mark non-secret leaking module options with no_log=False (#2001) (#2005)

* Mark non-secret leaking module options with no_log=False.

* Add changelog fragment.

(cherry picked from commit 1ea080762b)

Co-authored-by: Felix Fontein <felix@fontein.de>

plugins/modules/files/read_csv.py

@@ -164,7 +164,7 @@ def main():
         argument_spec=dict(
             path=dict(type='path', required=True, aliases=['filename']),
             dialect=dict(type='str', default='excel'),
-            key=dict(type='str'),
+            key=dict(type='str', no_log=False),
             fieldnames=dict(type='list', elements='str'),
             unique=dict(type='bool', default=True),
             delimiter=dict(type='str'),