Update src/content/pages/finaid.mdx

Co-authored-by: hypha <[email protected]>

Author: vellankikoti

src/content/pages/finaid.mdx

@@ -239,4 +239,4 @@ See you at EuroPython in Prague!
 [privacy-policy]: https://www.europython-society.org/privacy/
 [AoE]: https://en.wikipedia.org/wiki/Anywhere_on_Earth
 [email-finaid]: mailto:[email protected]
-[email-sponsoring]: mailto:sponsoring@europython.eu
+[email-sponsoring]: mailto:sponsors@europython.eu