[hal] Add initial SystemServer support (#7463)

hal/src/main/native/systemcore/HAL.cpp

@@ -27,11 +27,11 @@
 
 #include "HALInitializer.h"
 #include "HALInternal.h"
+#include "SystemServer.h"
 #include "hal/DriverStation.h"
 #include "hal/Errors.h"
 #include "hal/Notifier.h"
 #include "hal/handles/HandlesInternal.h"
-#include "hal/roborio/HMB.h"
 
 using namespace hal;
 
@@ -337,6 +337,8 @@ HAL_Bool HAL_Initialize(int32_t timeout, int32_t mode) {
 
   prctl(PR_SET_PDEATHSIG, SIGTERM);
 
+  hal::InitializeSystemServer();
+
   // // Return false if program failed to kill an existing program
   // if (!killExistingProgram(timeout, mode)) {
   //   return false;