<!--- Verify first that your feature was not already discussed on GitHub -->
<!--- Complete *all* sections as described, this form is processed automatically -->

##### SUMMARY
<!--- Describe the new feature/improvement briefly below -->
In gitlab_hook module doesn't have parameter "Comment" which is necessary for my DevOps flow and generally very useful for triggering a job. Without this option, I and a lot of people cannot use this module fully. 

##### ISSUE TYPE
- Feature Idea

##### COMPONENT NAME
<!--- Write the short name of the module, plugin, task or feature below, use your best guess if unsure -->
https://docs.ansible.com/ansible/latest/modules/gitlab_hook_module.html

##### ADDITIONAL INFORMATION
<!--- Describe how the feature would be used, why it is needed and what it would solve -->
1. I use the newest version of ansible.
2. It's about this option in gitlab:
[![comments.png](https://i.postimg.cc/C5tkJdJ7/comments.png)](https://postimg.cc/sGYMgjkG)
<!--- Paste example playbooks or commands between quotes below -->
```yaml

```

<!--- HINT: You can also paste gist.github.com links for larger files -->

hooks = project.hooks.list()
        for hook in hooks:
            if (hook.url == hook_url):
                return hook
    '''
    @param project Project object
    @param hook_url Url to call on event
    '''
    def existsHook(self, project, hook_url):
        
        hook = self.findHook(project, hook_url)
        if hook:
            self.hookObject = hook
            return True
        return False
    def deleteHook(self):
        if self._module.check_mode:
            return True
        return self.hookObject.delete()
def deprecation_warning(module):
    deprecated_aliases = ['private_token', 'access_token']
    module.deprecate("Aliases \'{aliases}\' are deprecated".format(aliases='\', \''.join(deprecated_aliases)), "2.10")
def main():