Update the nofile limit to 1m.

alexmv · timabbott · commit 5b2ec718b0b4 · 2020-08-03T12:13:42.000-07:00
This increases the limits to match zulip/zulip#15950.
diff --git a/docker-compose.yml b/docker-compose.yml
@@ -91,5 +91,5 @@ services:
       - '/opt/docker/zulip/zulip:/data:rw'
     ulimits:
       nofile:
-        soft: 40000
-        hard: 50000
+        soft: 1000000
+        hard: 1048576
