Fix broken link to freshers selection page

[parth-paradkar]

Notes:

• Read .github/CONTRIBUTING.md before creating the Pull Request. This is a MUST.
• KOSS Documentation is public. Make sure you are not adding any information which should remain private.

Write path(s) which will be affected by this Pull Request.

• community/recruitment.md

Justify your changes or addition. Fixing a broken link I observed

Why do you think it should be documented?

Will sharing this with just the current members serve our purpose? For example, how you plan to conduct an event next week is a private affair. But, how you generally do the event, should be documented.

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