Move rex connection errors to vprint since this is a Scanner

Author: jhart-r7

modules/auxiliary/gather/memcached_extractor.rb

@@ -126,7 +126,7 @@ def run_host(ip)
         print_good("#{peer} - memcached loot stored as #{path}")
       end
     rescue Rex::ConnectionRefused, Rex::ConnectionTimeout
-      print_error("#{peer} - Could not connect to memcached server!")
+      vprint_error("#{peer} - Could not connect to memcached server!")
     end
   end
 end