[UI] Fixed issues with ImGui on Vulkan and few ASAN issues related to ImGui

- Simplified handling of notifications to faster version with ranges
- Removed usage of STB sprintf on checked due to ASAN violation
- Draw ImGui windows only when they're not in close_pending state

src/xenia/app/emulator_window.cc

@@ -1459,7 +1459,11 @@ void EmulatorWindow::ToggleProfilesConfigDialog() {
   } else {
     disable_hotkeys_ = false;
     emulator_->kernel_state()->BroadcastNotification(kXNotificationSystemUI, 0);
-    profile_config_dialog_.reset();
+    if (profile_config_dialog_->IsClosing()) {
+      profile_config_dialog_.release();
+    } else {
+      profile_config_dialog_.reset();
+    }
     emulator_->kernel_state()->xam_state()->xam_dialogs_shown_--;
   }
 }

src/xenia/app/profile_dialogs.cc

@@ -168,6 +168,16 @@ void ProfileConfigDialog::OnDraw(ImGuiIO& io) {
     return;
   }
 
+  // For whatever reason dialog wasn't opened. It's probably in closing state.
+  // We need to handle it here before it will make icons allocation.
+  if (!dialog_open) {
+    ImGui::CloseCurrentPopup();
+    Close();
+    ImGui::End();
+    emulator_window_->ToggleProfilesConfigDialog();
+    return;
+  }
+
   if (profiles->empty()) {
     ImGui::TextUnformatted("No profiles found!");
     ImGui::Spacing();
@@ -291,11 +301,6 @@ void ProfileConfigDialog::OnDraw(ImGuiIO& io) {
   }
 
   ImGui::End();
-
-  if (!dialog_open) {
-    emulator_window_->ToggleProfilesConfigDialog();
-    return;
-  }
 }
 
 }  // namespace app