Increase flrig timeout to 2 seconds

rigs/dummy/flrig.c

@@ -129,7 +129,7 @@ const struct rig_caps flrig_caps =
     .port_type = RIG_PORT_NETWORK,
     .write_delay = 0,
     .post_write_delay = 0,
-    .timeout = 1000,
+    .timeout = 2000,
     .retry = 2,
 
     .has_get_func = RIG_FUNC_NONE,

rigs/dummy/flrig.h

@@ -28,7 +28,7 @@
 #include <sys/time.h>
 #endif
 
-#define BACKEND_VER "20210315"
+#define BACKEND_VER "20210331"
 
 #define EOM "\r"
 #define TRUE 1