##### SUMMARY
copy contains call to Display.deprecated or AnsibleModule.deprecate and is scheduled for removal

```
lib/ansible/modules/copy.py:553:8: ansible-deprecated-version: Deprecated version ('2.13') found in call to Display.deprecated or AnsibleModule.deprecate
```

##### ISSUE TYPE
 - Bug Report

##### COMPONENT NAME
```
lib/ansible/modules/copy.py
```

##### ANSIBLE VERSION
```
2.13
```

##### CONFIGURATION
N/A

##### OS / ENVIRONMENT
N/A

##### STEPS TO REPRODUCE
N/A

##### EXPECTED RESULTS
N/A

##### ACTUAL RESULTS
N/A

changed = group_changed
    return changed
def copy_diff_files(src, dest, module):
    """Copy files that are different between `src` directory and `dest` directory."""
    changed = False
    owner = module.params['owner']
    group = module.params['group']
    local_follow = module.params['local_follow']
    diff_files = filecmp.dircmp(src, dest).diff_files
    if len(diff_files):
        changed = True
    if not module.check_mode:
        for item in diff_files:
            src_item_path = os.path.join(src, item)
            dest_item_path = os.path.join(dest, item)
            b_src_item_path = to_bytes(src_item_path, errors='surrogate_or_strict')
            b_dest_item_path = to_bytes(dest_item_path, errors='surrogate_or_strict')
            if os.path.islink(b_src_item_path) and local_follow is False:
                linkto = os.readlink(b_src_item_path)
                os.symlink(linkto, b_dest_item_path)
            else:
                shutil.copyfile(b_src_item_path, b_dest_item_path)
                shutil.copymode(b_src_item_path, b_dest_item_path)
            if owner is not None:
                module.set_owner_if_different(b_dest_item_path, owner, False)
            if group is not None:
                module.set_group_if_different(b_dest_item_path, group, False)
            changed = True
    return changed
def copy_left_only(src, dest, module):