Remove multithreading from simulator

compile_commands.json

@@ -6499,5 +6499,22 @@
     "directory": "/home/malcolm/Programming/ZeKeyboard/firmware",
     "file": "/home/malcolm/.arduino15/packages/teensy/hardware/avr/1.58.1/cores/teensy4/usb_touch.c",
     "output": "/home/malcolm/Programming/ZeKeyboard/firmware/build/core/home/malcolm/.arduino15/packages/teensy/hardware/avr/1.58.1/cores/teensy4/usb_touch.c.o"
+  },
+  {
+    "arguments": [
+      "/usr/bin/g++",
+      "-c",
+      "-g",
+      "-Wall",
+      "-Wextra",
+      "-std=gnu++23",
+      "-I/usr/include/SFML",
+      "-o",
+      "obj/simulator.o",
+      "simulator.cpp"
+    ],
+    "directory": "/home/malcolm/Programming/ZeKeyboard/firmware/simulator",
+    "file": "/home/malcolm/Programming/ZeKeyboard/firmware/simulator/simulator.cpp",
+    "output": "/home/malcolm/Programming/ZeKeyboard/firmware/simulator/obj/simulator.o"
   }
 ]

simulator/simulator.cpp

@@ -1,37 +1,18 @@
 #include "simulator_device.h"
 #include "../core/firmware.h"
 #include "simulator_window.h"
-#include <thread>
 
 
-void window_thread(simulator::SimulatorWindow& window)
+int main()
 {
+    simulator::SimulatorDevice device;
+    core::Firmware firmware{device};
+    simulator::SimulatorWindow window{device, firmware};
     while (window.is_open())
     {
         window.update();
-    }
-}
-
-
-void firmware_thread(core::Firmware& firmware)
-{
-    while (true)
-    {
         firmware.update();
     }
-}
-
-
-int main()
-{
-    simulator::SimulatorDevice device;
-    core::Firmware firmware{device};
-    simulator::SimulatorWindow window{device, firmware};
-
-    std::thread window_thread{::window_thread, std::ref(window)};
-    std::thread firmware_thread{::firmware_thread, std::ref(firmware)};
-    window_thread.join();
-    firmware_thread.join();
 
     return 0;
 }