docs: fix to organizations title (#12725)

www/apps/cloud/app/organizations/page.mdx

@@ -2,7 +2,7 @@ import { InlineIcon } from "docs-ui"
 import { Plus, EllipsisHorizontal } from "@medusajs/icons"
 
 export const metadata = {
-  title: `Organization`,
+  title: `Organizations`,
 }
 
 # {metadata.title}