Qt: Fix log window disabling itself on close

We don't actually need +1 semaphores, or, more than one really.
But, the validation layer gets cranky if we don't fence wait before the next image acquire.
So, add an additional semaphore to ensure that we're never acquiring before fence waiting.

pcsx2-qt/LogWindow.cpp

@@ -76,7 +76,6 @@ void LogWindow::updateSettings()
 	}
 	else if (g_log_window)
 	{
-		g_log_window->m_destroying = true;
 		g_log_window->close();
 		g_log_window->deleteLater();
 		g_log_window = nullptr;
@@ -89,7 +88,6 @@ void LogWindow::destroy()
 	if (!g_log_window)
 		return;
 
-	g_log_window->m_destroying = true;
 	g_log_window->close();
 	g_log_window->deleteLater();
 	g_log_window = nullptr;
@@ -101,8 +99,6 @@ void LogWindow::reattachToMainWindow()
 	if (g_main_window->windowState() & (Qt::WindowMaximized | Qt::WindowFullScreen))
 		return;
 
-	resize(width(), g_main_window->height());
-
 	const QPoint new_pos = g_main_window->pos() + QPoint(g_main_window->width() + 10, 0);
 	if (pos() != new_pos)
 		move(new_pos);
@@ -130,6 +126,7 @@ void LogWindow::updateWindowTitle()
 void LogWindow::createUi()
 {
 	setWindowIcon(QtHost::GetAppIcon());
+	setWindowFlag(Qt::WindowCloseButtonHint, false);
 	updateWindowTitle();
 
 	QAction* action;
@@ -253,16 +250,7 @@ void LogWindow::closeEvent(QCloseEvent* event)
 {
 	Log::SetHostOutputLevel(LOGLEVEL_NONE, nullptr);
 
-	// Save size when actually closing, disable ourselves if the user closed us.
-	if (m_destroying)
-	{
-		saveSize();
-	}
-	else
-	{
-		Host::SetBaseBoolSettingValue("Logging", "EnableLogWindow", false);
-		Host::CommitBaseSettingChanges();
-	}
+	saveSize();
 
 	QMainWindow::closeEvent(event);
 }

pcsx2-qt/LogWindow.h

@@ -48,7 +48,6 @@ private:
 	QMenu* m_level_menu;
 
 	bool m_attached_to_main_window = true;
-	bool m_destroying = false;
 };
 
 extern LogWindow* g_log_window;

pcsx2/GS/Renderers/Vulkan/VKSwapChain.cpp

@@ -442,9 +442,13 @@ bool VKSwapChain::CreateSwapChain()
 		m_images.push_back(std::move(texture));
 	}
 
-	m_semaphores.reserve(image_count);
-	m_current_semaphore = (image_count - 1);
-	for (u32 i = 0; i < image_count; i++)
+	// We don't actually need +1 semaphores, or, more than one really.
+	// But, the validation layer gets cranky if we don't fence wait before the next image acquire.
+	// So, add an additional semaphore to ensure that we're never acquiring before fence waiting.
+	const u32 semaphore_count = (image_count + 1);
+	m_semaphores.reserve(semaphore_count);
+	m_current_semaphore = 0;
+	for (u32 i = 0; i < semaphore_count; i++)
 	{
 		ImageSemaphores sema;