docs(site): remove the Prisma Postgres section from the 2026-07-24 changelog (#8109)

Pulls the cold-start coordinator item and the Prisma Postgres tag; the
item described internal infrastructure topology with no user-actionable
change.

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>

Author: ankur-arch

apps/site/content/changelog/2026-07-24.mdx

@@ -6,7 +6,6 @@ slug: "2026-07-24"
 headline: "Store files with Object Store buckets and see your workspace at a glance"
 tags:
   - "Prisma"
-  - "Prisma Postgres"
   - "Prisma Compute"
   - "Prisma Next"
 canonical: "/changelog#log2026-07-24"
@@ -73,12 +72,6 @@ App detection moved into the public SDK, and app URLs are now correct before you
 - **Improved** · The GitHub repository picker in the Prisma Console loads repositories page by page, so installations with more than 100 repositories can reach all of them, and switching accounts mid-load no longer briefly shows the wrong account's list.
 - **Fixed** · The app URL returned before your first deployment now names the domain your app will actually serve on. Previously it could point at the wrong region and never resolve.
 
-## Prisma Postgres
-
-One reliability improvement for databases waking from idle.
-
-- **Improved** · Cold starts no longer run through a single per-region coordinator, so one degraded coordinator cannot block databases from waking across its region.
-
 ## Prisma docs
 
 The prisma.io docs are now built for coding agents.