React calendar - Added category component to filter events

#3660 #5175

• [ ] New sample
• [x] Bug fix/update
• [x] Related issues: fixes #3660 #5175

What's in this Pull Request?

This PR contains: Updates for adding a component for filtering events by category. Updates to packages.json file because the solution was not building successfully. Updates to solution package file and README file.

Node Version

Node version used: 12.13.0

Checklist

• [x] My pull request affects only ONE sample.
• [x] My sample builds without any warnings
• [x] I have updated the README.md file's Version history. For new samples, created a new README.md file matching this template
• [x] My README.md has at least one static high-resolution screenshot (i.e. not a GIF) located in the assets folder.
• [x] My README.md contains complete setup instructions, including pre-requisites and permissions required
• [x] My solution includes a .nvmrc file indicating the version of Node.js

https://github.com/pnp/sp-dev-fx-webparts/assets/19314043/336c4960-e72a-424d-b12d-d78cdaa54f93