Add publication on can contribute to

Add publication on can contribute to:

- Medium publication
- Free code camp
- Open source . com
- Microsoft 365 community Blog (https://pnp.github.io/blog/)

Add resource [here](https://github.com/Bennykillua/Getting-started-in-Technical-Writing/blob/main/Contributing%20as%20a%20technical%20writer.md)

You can also keep a link or two of how