Don't update radio directly when saving/restoring tx/rx model settings. (#1160)

* Set rf direction in RadioState

* centralize cpld load for TX->RX

* Remove calls to load_sram from all apps

* re-add CPLD hack, don't set radio values directly.

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Co-authored-by: kallanreed <kallanreed@noreply.github.com>

firmware/application/apps/ui_lcr.cpp

@@ -26,7 +26,6 @@
 #include "lcr.hpp"
 #include "baseband_api.hpp"
 #include "string_format.hpp"
-#include "cpld_update.hpp"
 
 #include "serializer.hpp"
 
@@ -40,8 +39,7 @@ void LCRView::focus() {
 
 LCRView::~LCRView() {
     transmitter_model.disable();
-    hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit.
-    baseband::shutdown();                 // better this function at the end, not load_sram() that sometimes produces hang up.
+    baseband::shutdown();
 }
 
 /*