readded http2 support

deutschepost · web-flow · commit 3053d18c0776 · 2021-10-03T01:39:43.000+02:00
diff --git a/synapse.subdomain.conf.sample b/synapse.subdomain.conf.sample
@@ -5,8 +5,8 @@ server {
     listen [::]:443 ssl;
 
     # For the federation port
-    listen 8448 ssl;
-    listen [::]:8448 ssl;
+    listen 8448 ssl http2 default_server;
+    listen [::]:8448 ssl http2 default_server;
 
     server_name matrix.*;
 
