fix(s3): remove tracking multipart uploads (#883)

Remove sticky sessions from clustering

Signed-off-by: Petu Eusebiu <peusebiu@cisco.com>

examples/cluster/haproxy.cfg

@@ -37,20 +37,9 @@ defaults
 frontend zot
     bind *:8080
     mode http
-    acl write_methods method POST PATCH DELETE PUT
-    use_backend zot-stick-writes if write_methods
-    default_backend zot-reads
+    default_backend zot-cluster
 
-backend zot-stick-writes
-    mode http
-    balance leastconn
-    stick-table type ip size 1m expire 30m 
-    stick on src
-    server zot1 127.0.0.1:8081 check
-    server zot2 127.0.0.1:8082 check
-    server zot3 127.0.0.1:8083 check
-
-backend zot-reads
+backend zot-cluster
     mode http
     balance roundrobin
     server zot1 127.0.0.1:8081 check