Add call for venues (#1167)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: clytaemnestra

src/components/sections/updates.astro

@@ -9,7 +9,7 @@ let deadlines = await getCollection("deadlines");
 deadlines = deadlines
   .sort((a, b) => a.slug.localeCompare(b.slug))
   .reverse()
-  .slice(0, 3);
+  .slice(0, 5);
 
 ---
   <section class="prose-xl m-0 my-12 p-0">

src/content/deadlines/01_questionnaire.md

@@ -1,6 +1,6 @@
 ---
 title: Planning Survey
-subtitle: Share Your Ideas for EP2025
+subtitle: Share Your Ideas
 url: https://forms.gle/riw6CvML8ck94A4V9
 image: "./planning-survey.jpg"
 ---

src/content/deadlines/05_call_for_venues.md

@@ -0,0 +1,9 @@
+---
+title: Call for 2026 Venues
+subtitle: Read More
+url: https://europython-society.org/call-for-europython-2026-host-venues
+image: "./venue.jpg"
+---
+
+Are you a community builder dreaming of bringing EuroPython to your city? The
+Call for Venues for EP 2026 is now open!