fix conf and sprints dates

Author: hypha

src/content/pages/venue.mdx

@@ -5,7 +5,7 @@ subtitle: EuroPython 2025 will be back in Prague!
 
 ## Main Conference Venue (Monday–Friday) – Prague Congress Centre
 ### Where
-[The Prague Congress Centre](https://www.praguecc.cz/en/homepage) will host EuroPython 2025 from **July 14th to July 20th** (Monday–Friday).
+[The Prague Congress Centre](https://www.praguecc.cz/en/homepage) will host EuroPython 2025 from **14–18 July** (Monday–Friday).
 
 Address: 5. května 1640/65, 140 21 Praha 4, Nusle
 
@@ -29,7 +29,7 @@ Address: 5. května 1640/65, 140 21 Praha 4, Nusle
 
 ## Sprints Venue – Saturday & Sunday
 ### Where
-The EuroPython sprints, along with the Unconference day, Humble Data, and Django Girls, will take place at Italská Budova Building, Prague University of Economics and Business, Žižkov Campus on Saturday & Sunday **July 21st to July 22nd**.
+The EuroPython sprints, along with the Unconference day, Humble Data, and Django Girls, will take place at Italská Budova Building, Prague University of Economics and Business, Žižkov Campus on Saturday & Sunday **19–20 July**.
 
 Address: Vysoká škola ekonomická v Praze - Italská budova, náměstí Winstona Churchilla 1938, 130 00 Praha 3, Žižkov