Remove mention of 'apache example'

Removed explicit mention of 'apache'

lib/ansible/utils/module_docs_fragments/validate.py

@@ -25,7 +25,7 @@ options:
       required: false
       description:
        - The validation command to run before copying into place. The path to the file to
-         validate is passed in via '%s' which must be present as in the apache example below.
+         validate is passed in via '%s' which must be present as in the example below.
          The command is passed securely so shell features like expansion and pipes won't work.
       default: None
 '''