Add ticket volume discount on sponsorship page

Author: hypha

src/content/pages/sponsorship/sponsor.mdx

@@ -89,6 +89,17 @@ See the full list in the [PDF](https://drive.google.com/file/d/1AGvH0w3fMLRvaNDa
 
 ## Discounts
 
+
+### Team Ticket Perks
+
+Is your company planning to attend EuroPython 2025 as a team? We offer the following volume discounts on business ticket purchases:
+
+- **Buy 5 business tickets of any type, pay for only 4**
+- **Buy 10 business tickets of any type, pay for only 8**
+- **Buy 15 business tickets of any type, pay for only 11**
+
+These discounts can help your team members benefit from the conference alongside your company's sponsorship. You can find more details about all available ticket types and discounts on our [Tickets page](/tickets#volume-discounts).
+
 ### Early Bird
 
 ~~**10% discount** applies to launch sponsors who sign up by **28 March, 2025**.~~