UserInfoScreenVM constructor Null safety

1. farmershands
2. user_info_screen_vm
3. UserInfoScreenVM
4. UserInfoScreenVM constructor

UserInfoScreenVM class

1. Constructors
2. UserInfoScreenVM
3. Properties
4. birthController
5. currentUser
6. emailController
7. hashCode
8. isAgreeMarketingInfo
9. isAgreePrivateInfo
10. isAgreeTerm
11. nameController
12. newPasswordConfirmController
13. newPasswordController
14. oldPasswordController
15. phoneNumberController
16. runtimeType
17. selectBirthDate
18. usernameController
19. Methods
20. init
21. noSuchMethod
22. onTapUpdate
23. toString
24. Operators
25. operator ==