Partially update user profile

Update specific fields of a user's profile.

Special Handling: If only 'states' is provided in the request, this will redirect to the states update endpoint for proper processing.

Authentication Required: Yes Permissions: Users can update their own profile, admins can update any user

Updatable Fields:

• Personal information (name, email, phone)
• Profile settings and preferences
• Organization affiliation (admin only)
• User roles (with proper permissions)