update DateTimeInput styled components to prevent the StyledInput from overflowing out of it's parent container <img width="860" alt="Screenshot 2024-06-19 at 9 55 04 AM" src="https://github.com/twentyhq/twenty/assets/19223383/8c5daf6a-9eb6-4ecd-a2e9-aa2ba8db3874"> Fixes #5940