Increase the 'client_workspace' for 32bit machines to be twice the

size of the 'http_req_size' so that we don't run out of WS in case
of client pipelining.

Fixes	#1185

bin/varnishd/mgt/mgt_main.c

@@ -385,7 +385,7 @@ main(int argc, char * const *argv)
 		 * Adjust default parameters for 32 bit systems to conserve
 		 * VM space.
 		 */
-		MCF_ParamSet(cli, "workspace_client", "16k");
+		MCF_ParamSet(cli, "workspace_client", "24k");
 		cli_check(cli);
 
 		MCF_ParamSet(cli, "workspace_backend", "16k");