Fixed hackrf performance issues

hackrf_source/src/main.cpp

@@ -10,8 +10,6 @@
 #include <gui/widgets/stepped_slider.h>
 #include <options.h>
 
-#pragma optimize( "", off )
-
 #define CONCAT(a, b) ((std::string(a) + b).c_str())
 
 SDRPP_MOD_INFO {
@@ -412,6 +410,4 @@ MOD_EXPORT void _DELETE_INSTANCE_(ModuleManager::Instance* instance) {
 MOD_EXPORT void _END_() {
     config.disableAutoSave();
     config.save();
-}
-
-#pragma optimize( "", on )
+}