Design review: Inputs

[Anne Birzin]

Design review follow up items from issue #52

• Update number input arrow icons from CaretUp and CaretDown to CaretFilledUp and CaretFilledDown

Screenshot from Figma DS reference

• Update name of Search Input component to Text input with Icon (so then we have Text input, Number input, Text input with icon , Number input with icon.

I've updated this in the Figma DS as well