Update sponsors

Author: nikoshell

src/content/sponsors/gel/index.md

@@ -18,7 +18,7 @@ logo_padding: 5px
 draft: true
 ---
 
-## About Gel
+# About Gel
 
 Gel is a scalable, integrated data platform on top of Postgres. Gel gives the
 relational model a fresh facelift, solves n+1, simplifies migrations, and

src/content/sponsors/google-cloud/index.md

@@ -10,10 +10,9 @@ socials:
 
 tier: Gold
 logo_padding: 15px
-draft: true
 ---
 
-## About Google Cloud
+# About Google Cloud
 
 The new way to cloud starts here: Build with generative AI, deploy apps fast,
 and analyze data in seconds—all with Google-grade security.

src/content/sponsors/pydantic/index.md

@@ -11,12 +11,11 @@ socials:
   bluesky: https://bsky.app/profile/pydantic.dev
   mastodon: https://fosstodon.org/@pydantic
   github: https://github.com/pydantic/pydantic
-
+logo_padding: "0"
 tier: Gold
-draft: true
 ---
 
-## About Pydantic
+# About Pydantic
 
 Pydantic is built on the pillars of open source: transparency, collaboration and
 excellence. Our origins inform every product we craft. Whether it’s a community

src/content/sponsors/startup/index.md

@@ -1,25 +1,10 @@
 ---
 name: "Startup"
 url: "https://ep2025.europython.eu/"
-description:
-  "We build the database developers love to use. We're giving it to them with
-  the world's first graph-relational database: the maintainability of a strict
-  schema paired with the ability to easily link objects. We tie the whole thing
-  together with EdgeQL: a query language for those of us who couldn't tie a neck
-  tie to save our lives."
+description: ""
 socials:
-  linkedin: "https://www.linkedin.com/company/geldata/"
-  twitter: "https://x.com/geldata"
-  github: "https://github.com/geldata"
-  discord: "https://discord.gg/gel"
-  youtube: "https://www.youtube.com/@EdgeDB"
+  youtube: "https://www.youtube.com/c/europythonconference"
 tier: Startup
 logo_padding: 5px
 draft: true
 ---
-
-## About Gel
-
-Gel is a scalable, integrated data platform on top of Postgres. Gel gives the
-relational model a fresh facelift, solves n+1, simplifies migrations, and
-streamlines your entire database workflow. Gel is fully open source.