Calendar: Manual Input breaking with dd M yy date format

[abhikarsh-gupta]

Describe the bug

When trying to manually update the date or time from the input field, the value being returned by the component is null. Date format in use : dd M yy

Reproducer

https://stackblitz.com/edit/9jegtwca-hgwjmdvy?file=src%2FApp.jsx

System Information

System:
    OS: macOS 15.1
    CPU: (8) arm64 Apple M3
    Memory: 418.03 MB / 16.00 GB
    Shell: 5.9 - /bin/zsh
  Binaries:
    Node: 22.7.0 - /opt/homebrew/bin/node
    npm: 10.8.2 - /opt/homebrew/bin/npm
    pnpm: 9.3.0 - ~/Library/pnpm/pnpm
  Browsers:
    Chrome: 132.0.6834.160
    Safari: 18.1
  npmPackages:
    primereact: 10.8.0 => 10.8.0 
    react: 18.3.1 => 18.3.1 
    tailwindcss: 3.4.7 => 3.4.7

Steps to reproduce the behavior

use the demo link and then,

1. choose any date
2. try changing the date/time from the input field
3. the component breaks

Expected behavior

The component should return the current value from the input in the onChange function, along with appropriate updates in calendar panel