fix(redirects): add /community-news redirect to /news/community-news (#515)

Adds redirect for legacy newsletter links pointing to /community-news
to properly route to /news/community-news page.

Fixes #[514]

Author: saksham-1304

src/redirects.tsx

@@ -4,6 +4,7 @@ import type { RouteObject } from 'react-router-dom';
 export const redirectMap: Record<string, string> = {
   '/go/Sugar_Labs/Donate': '/donate',
   '/booting-soas': '/bootablesoas',
+  '/community-news': '/news/community-news',
 
   // Example redirects:
   // '/old-path-1': '/new-path-1',