Update BGN links (#752)

* Update BGN links

* Update _redirects

Co-authored-by: Leonardo Bishop <[email protected]>
Signed-off-by: Holly <[email protected]>

---------

Signed-off-by: Holly <[email protected]>
Co-authored-by: Leonardo Bishop <[email protected]>

Author: Thatsmusic99

_redirects

@@ -82,12 +82,12 @@
 # 2024 Welcome
 /welcome https://www.youtube.com/watch?v=gJcnfB2ep7E
 
-# 2024 BGN
-/bgn https://forms.gle/EoxFaFMbHGCANTCF9
+# 2025 BGN
+/bgn https://forms.gle/cV7RPY6o3ZSGCyrx9
 /bringing-games /bgn
-/board-games https://docs.google.com/spreadsheets/d/1r4Zgx7czXcZuh93P-5vxM-3IK8vC2xeZ04g0zjiNb_g/edit?usp=sharing
+/board-games https://docs.google.com/spreadsheets/d/1BsdXgcJ9d6CHR0CevH3obhEZCj1OVYZJqnUQjm--7jw/edit?usp=sharing
 /bgn-games /board-games
-/bgn-dietary-form https://forms.gle/W6J77h6YWym9u2uj6
+/bgn-dietary-form https://forms.gle/YQUDRxBJvqMwP9Ey8
 
 # Scavenger Hunt
 /scavenger-hunt https://forms.gle/mL6L6Ar2SJoKcZej8