move definition of SPEKTRUM_RSSI_LINK_LOSS_FADES to spektrum_rssi.c because it is not needed elsewhere

src/main/io/spektrum_rssi.c

@@ -35,6 +35,8 @@
 #include "rx/spektrum.h"
 #include "io/spektrum_rssi.h"
 
+// Number of fade outs counted as a link loss when using USE_SPEKTRUM_REAL_RSSI
+#define SPEKTRUM_RSSI_LINK_LOSS_FADES 5
 
 #ifdef USE_SPEKTRUM_FAKE_RSSI
 // Spektrum Rx type. Determined by bind method.

src/main/io/spektrum_rssi.h

@@ -28,9 +28,6 @@
 #define SPEKTRUM_MAX_FADE_PER_SEC       40
 #define SPEKTRUM_FADE_REPORTS_PER_SEC   2
 
-// Number of fade outs counted as a link loss
-#define SPEKTRUM_RSSI_LINK_LOSS_FADES 5
-
 typedef struct dbm_table_s
 {
     int8_t  dBm;