use socket name from clamd.conf.sample

fixes #1

src/ecap_adapter_av.conf

@@ -2,7 +2,7 @@
 # Example config for Securepoint eCAP antivirus adapter
 # ---------------------------------------------------------------
 # path to the unix socket the daemon is listening on
-avdsocket = /tmp/clamd.sock
+avdsocket = /tmp/clamd.socket
 
 # skip scanning of bodies larger than 'maxscansize', set to 0 to always scan
 # the whole body