Added react-connected-web-parts sample

[GuidoZam]

• New sample
• Bug fix/update
• Related issues: fixes #X, partially #Y, mentioned in #Z

What's in this Pull Request?

Added a new sample that illustrate how to dynamically connect two web parts.

Node Version

Node version used: v18.17.1

Checklist

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Put an x in all the items that apply ([x], no spaces between the [, the x, and the ] ). Make notes next to any that haven't been addressed.

• My pull request affects only ONE sample.
• My sample builds without any warnings
• I have updated the README.md file's Version history. For new samples, created a new README.md file matching this template
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• My README.md contains complete setup instructions, including pre-requisites and permissions required
• My solution includes a .nvmrc file indicating the version of Node.js

[hugoabernier]

Thank you for your sample @GuidoZam! I had been meaning to put one of these together for a while, but I'm glad you beat me to it!

We'd love to have your sample featured in one of our future community calls.

If you haven't done so yet, and you'd be interested on showing this great sample in a public community call, please fill in following form and we'll get you scheduled - aka.ms/community/request/demo

Thank you for sharing your sample with others - highly appreciated 👏🥇👩‍💻

[GuidoZam]

Hi @hugoabernier, I'll be happy to request a demo!
Thanks for merging the PR and the kind words! 🙌😊