Fixing a drawing issue on Android where the screen size does not matc…

…h the render output, we need to ignore that and just act like the render output is the screen size.

src/third-party/imgui/imgui_impl_sdl2.cpp

@@ -621,9 +621,13 @@ void ImGui_ImplSDL2_NewFrame()
         SDL_GetRendererOutputSize(bd->Renderer, &display_w, &display_h);
     else
         SDL_GL_GetDrawableSize(bd->Window, &display_w, &display_h);
+#if defined(__ANDROID__)
+    io.DisplaySize = ImVec2((float)display_w, (float)display_h);
+#else
     io.DisplaySize = ImVec2((float)w, (float)h);
     if (w > 0 && h > 0)
         io.DisplayFramebufferScale = ImVec2((float)display_w / w, (float)display_h / h);
+#endif
 
     // Setup time step (we don't use SDL_GetTicks() because it is using millisecond resolution)
     // (Accept SDL_GetPerformanceCounter() not returning a monotonically increasing value. Happens in VMs and Emscripten, see #6189, #6114, #3644)