bugfix: small typo in copy on visa page (#1543)

**before**: secure a visa appointment well in advance of your planned
**_application_** date
**after:** secure a visa appointment well in advance of your planned
**_travel_** date

---------

Co-authored-by: Mia Bajić <38294198+clytaemnestra@users.noreply.github.com>

Author: anorthall

src/content/pages/visa.mdx

@@ -7,7 +7,7 @@ subtitle: If you want to attend EuroPython 2026 in Kraków, Poland, you should f
 
 ## Requirements
 
-If you want to attend EuroPython 2026 in Kraków, Poland, you should first verify whether you need a visa to enter Poland, and apply for one **as soon as possible** if you do. It's also advisable to **secure a visa appointment well in advance of your planned application date** due to high demand and potential delays.
+If you want to attend EuroPython 2026 in Kraków, Poland, you should first verify whether you need a visa to enter Poland, and apply for one **as soon as possible** if you do. It's also advisable to **secure a visa appointment well in advance of your planned travel date** due to high demand and potential delays.
 
 Please review the official [Poland visa information](https://www.gov.pl/web/diplomacy/visas) and the [European Commission Schengen visa policy guidance](https://home-affairs.ec.europa.eu/policies/schengen/visa-policy_en) to confirm whether you need a visa to visit Poland.