Update Baltic Ruby CFP close date

Author: marcoroth

_data/conferences.yml

@@ -2958,7 +2958,7 @@
   announced_on: 2024-06-15
   cfp_link: https://papercall.io/balticruby25
   cfp_open_date: 2024-11-25
-  cfp_close_date: 2025-01-21
+  cfp_close_date: 2025-02-01
 
 - name: Brighton Ruby 2025
   location: Brighton, UK