thomasgauvin: add workers kv 1000 namespace limit bump to changelog next (announcement)

Author: thomasgauvin

src/content/changelogs-next/2025-01-27-kv-increased-namespaces-limits.mdx

@@ -0,0 +1,14 @@
+---
+title: Workers KV namespace limits increased to 1000
+description: You can now have up to 1000 Workers KV namespaces per account.
+products:
+  - kv
+date: 2025-01-27T14:00:00Z
+---
+
+You can now have up to 1000 Workers KV namespaces per account.
+
+Higher limits for Workers KV namespaces allows you to better organize your key-value data. This can be helpful if trying to organize
+data by data categories, per tenant or per environment.
+
+Consult the [Workers KV limits documentation](/kv/platform/limits/) for the rest of the limits. This increased limit is available for both the Free and Paid [Workers plans](/workers/platform/pricing/).