update env example

Author: avalonche

.env.example

@@ -20,7 +20,7 @@ DEBUG_HOST=127.0.0.1
 DEBUG_SERVER_PORT=5555
 
 # Flashblocks Args
-FLASHBLOCKS=true
+FLASHBLOCKS=false
 FLASHBLOCKS_URL=ws://localhost:1111
 FLASHBLOCKS_OUTBOUND_URL=127.0.0.1:1112