Use netcomm function to get target class rather then hardcoded (#2391)

It reports the correct value now, and helps for future proofing

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

@@ -390,9 +390,8 @@ HAL_Bool HAL_Initialize(int32_t timeout, int32_t mode) {
     setNewDataSem(nullptr);
   });
 
-  // image 4; Fixes errors caused by multiple processes. Talk to NI about this
   nFPGA::nRoboRIO_FPGANamespace::g_currentTargetClass =
-      nLoadOut::kTargetClass_RoboRIO;
+      nLoadOut::getTargetClass();
 
   int32_t status = 0;
   global.reset(tGlobal::create(&status));