##### SUMMARY
The documentation of the module *user* / parameter *shell* states:

https://github.com/ansible/ansible/blob/8edad83ae029d7838a6d6347576d2ddbcce12ad0/lib/ansible/modules/system/user.py#L79

But there are no (shell specific) notes.
##### ISSUE TYPE
- Documentation Report

##### COMPONENT NAME
user / docs

##### ANSIBLE VERSION
devel branch

##### CONFIGURATION
N/A

##### OS / ENVIRONMENT
N/A

##### ADDITIONAL INFORMATION
Either remove the sentence or provide some information in the notes section.

cmd.append('-G')
                        cmd.append(','.join(groups))
        if self.comment is not None and info[4] != self.comment:
            cmd.append('-c')
            cmd.append(self.comment)
        if self.home is not None and info[5] != self.home:
            cmd.append('-d')
            cmd.append(self.home)
            if self.move_home:
                cmd.append('-m')
        if self.shell is not None and info[6] != self.shell:
            cmd.append('-s')
            cmd.append(self.shell)
        if self.expires is not None:
            current_expires = int(self.user_password()[1])
            if self.expires < time.gmtime(0):
                if current_expires >= 0:
                    if self.local:
                        lexpires = -1
                    else:
                        cmd.append('-e')
                        cmd.append('')
            else:
                
                current_expire_date = time.gmtime(current_expires * 86400)
                
                if current_expires < 0 or current_expire_date[:3] != self.expires[:3]:
                    if self.local:
                        
                        lexpires = int(math.floor(self.module.params['expires'])) // 86400