Update limits of KV namespaces to 1000 (#19404)

Signed-off-by: Ferhat Elmas <[email protected]>

Author: ferhatelmas

src/content/docs/kv/platform/limits.mdx

@@ -16,7 +16,7 @@ import { Render } from "~/components"
 | Writes to different keys     | 1,000 writes per day  | Unlimited    |
 | Writes to same key           | 1 per second          | 1 per second |
 | Operations/worker invocation | 1000                  | 1000         |
-| Namespaces                   | 200                   | 200          |
+| Namespaces                   | 1000                  | 1000         |
 | Storage/account              | 1 GB                  | Unlimited    |
 | Storage/namespace            | 1 GB                  | Unlimited    |
 | Keys/namespace               | Unlimited             | Unlimited    |