Fix bulk contacts add to group

[skjnldsv]

Fix #1874

Before:

1. Try to add contacts to a group
2. Press Add
3. See it fails, and you cannot close the modal

After:

1. Test this pr.
2. Contacts works and progress Modal is displayed

[codecov]

Codecov Report

Merging #1883 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master    #1883   +/-   ##
=========================================
  Coverage     33.69%   33.69%           
  Complexity      178      178           
=========================================
  Files            21       21           
  Lines           546      546           
=========================================
  Hits            184      184           
  Misses          362      362           

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