Merge pull request #871 from keyboardio/virtual/atmega-fix

driver/mcu/ATmega32U4: Fix the class declaration for virtual builds

src/kaleidoscope/driver/mcu/ATmega32U4.h

@@ -75,7 +75,8 @@ class ATmega32U4 : public kaleidoscope::driver::mcu::Base<_Props> {
   }
 };
 #else
-typedef Base ATmega32U4;
+template <typename _Props>
+class ATmega32U4 : public kaleidoscope::driver::mcu::Base<_Props> {};
 #endif // ifndef KALEIDOSCOPE_VIRTUAL_BUILD
 
 }