fix(views): Revert erroneous changes made to input/userpicker

This reverts commit 4cf113ab60f6e3c5e0d445f70fdd8cd530917642 which caused the
friends picker to stop working when there were no existing values selected.
Merge pull request #7481 from juho-jaakkola/revert_userpicker

fix(views): Revert erroneous changes made to input/userpicker