fix: More build errors

lib/libimhex/source/api/task_manager.cpp

@@ -11,6 +11,7 @@
 #if defined(OS_WINDOWS)
     #include <windows.h>
     #include <processthreadsapi.h>
+    #include <hex/helpers/utils.hpp>
 #else
     #include <pthread.h>
 #endif

main/gui/source/init/tasks.cpp

@@ -73,7 +73,7 @@ namespace hex::init {
         //     By wrapping the object in a AutoReset<T>, the `EventImHexClosing` event will automatically handle clearing the object
         //     while the heap is still valid.
         //     The heap stays valid right up to the point where `PluginManager::unload()` is called.
-        EventAbnormalTermination::post([] {
+        EventAbnormalTermination::subscribe([](int) {
             log::fatal("A crash happened while cleaning up resources during exit!");
             log::fatal("This is most certainly because WerWolv again forgot to mark a heap allocated object as 'AutoReset'.");
             log::fatal("Please report this issue on the ImHex GitHub page!");