Tag value is beyond tag boarder

1. This bug is related to notebook_custom_tag/user_name_tag/group_name_tag
Preconditions:
1. Project is created
Steps to reproduce:
1. Create any notebook with too long custom_tag
Actual result:
1. Tag value is beyond tag boarder
Expected result:
1. Tag value is with tag boarder

2. Limit group name. For example up to 40 or 50 symbols and add error message if user tries to enter more than 40 or 50 symbols