Bump RabbitMQ file limits

PROD-36240

Change-Id: Ic120e251f100dbda7f614a2431bfa46cdb0a1d68
diff --git a/rabbitmq/server/single.yml b/rabbitmq/server/single.yml
index 4d2785d..5b1932b 100644
--- a/rabbitmq/server/single.yml
+++ b/rabbitmq/server/single.yml
@@ -4,4 +4,4 @@
 parameters:
   rabbitmq:
     server:
-      ulimit: 24576
\ No newline at end of file
+      ulimit: 49152