**Breaking:** PLAT-1442 Remove bottom margin for SearchInput

[mpotomin]

Summary

Remove bottom margin for SearchInput and let component consumers decide if it is needed

Related issue

PLAT-1442

To be tested

Me

• [x] No error or warning in the console on localhost:6060

Tester 1

• [x] Things look good on the demo.

Tester 2

• [ ] Things look good on the demo.