"Create Option" is not working in Filter Box

[Manju696]

A clear and concise description of what the bug is.

Expected results

Custom option to appear as it appears in Filters and works with Apply Button

Actual results

Nothing

Environment

• superset version: 0.28.1

Additional context

This issue seems to be fixed in the Older version. But the same issue is getting reproduces again in the new version.
#3551
#3584

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