zero padding issue after options setting decimalScale and fixedDecimalScale.

[Seunghun-Lee]

Describe the issue and the actual behavior

After setting decimalScale and fixedDecimalScale in <NumericFormat /> component, and then "delete"(not backspace) keypress before the decimal point "0" will be added.

Describe the expected behavior

if the delete key before the decimal point, the 0 will not be added in.

Provide a CodeSandbox link illustrating the issue

https://codesandbox.io/s/fixeddecimalscale-demo-forked-cfn3ly?file=/src/App.js

Provide steps to reproduce this issue

• the cursor 3 digits before the decimal number "123" and delete key
  123,456.12000
  12,356.12000
  1,236.12000
  123.12000

• the cursor "123" (before the decimal point) and then delete key
  12,312,000.00000

Please check the browsers where the issue is seen

• Chrome
• Edge
• Chrome (Android)
• Safari (OSX)
• Safari (iOS)
• Firefox
• Firefox (Android)

[Sudhanshu Yadav]

Fixed on 5.3.1

[Артур Кустяев]

Please add the ability to move carriages to decimal digits after deleting the digit before the delimiter on the "Delete" key.