Fix UI being unnavigable

Author: Crementif

src/rendering/vulkan_imgui.cpp

@@ -719,7 +719,7 @@ void RND_Renderer::ImGuiOverlay::DrawHelpMenu() {
 
     bool shouldStayOpen = true;
 
-    if (ImGui::Begin("BetterVR Settings & Help##Settings", &shouldStayOpen, ImGuiWindowFlags_NoNav | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove)) {
+    if (ImGui::Begin("BetterVR Settings & Help##Settings", &shouldStayOpen, ImGuiWindowFlags_NoNavFocus | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove)) {
         bool changed = false;
 
         ImGui::Indent(10.0f);