Update events and news page to condense content

Removed announcements + community news pages and added them as aliases of the main news page. Added events page to redirect to events.eclipse.org.

Signed-off-by: Martin Lowe martin.lowe@eclipse-foundation.org

content/events/_index.md

@@ -6,4 +6,4 @@ redirect_url: "https://events.eclipse.org"
hide_sidebar: true
---
-Redirecting to https://events.eclipse.org
\ No newline at end of file
+Redirecting to https://events.eclipse.org