Backspace key doesn't work if input's length meets `maxLength` prop

[andysongs]

Describe the bug When total length of integer part and the decimal part is greater than maxLength, Backspace key doesn't work

To Reproduce Steps to reproduce the behavior:

1. Set both maxLength and decimalScale

<CurrencyInputField maxLength={6} decimalScale={2} />

2. Typing numbers until it meets the maxLength
3. Blur and the number is be formatted
4. Focus again and Backspace doesn't work

Expected behavior The number could be modified by Backspace key

Code Sandbox https://codesandbox.io/p/sandbox/thirsty-yonath-sh6lzn?file=%2Fsrc%2FApp.js