ssh: use ECC host key

modules/SSH_Server/server.c

@@ -590,7 +590,7 @@ static void ssh_server(void *arg)
     word32 threadCount = 0;
     word16 port = 22;
     const char multipleConnections = 1;
-    char useEcc = 0;
+    char useEcc = 1;
     int  ch;
     char nonBlock = 0;