JC-439: Ability to choose multiple answers

Preconditions

Go to admin panel, create New_Section and New_Branch in it.
Register and activate New_User
Assign VIEW_TOPIC and CREATE_POSTS permission for New_User in New_Branch
Sign in JCommune via New_User and navigate to New_Branch
Create new topic in New_Branch using test data

Test data for form filling:

Topiс title: Topic_1

Message content: This is message

Poll: Poll_1

Option list: Item_1

Item_2

Multiple answers are allowed: check

Ending date: don’t set