Fixed GetScrollMaxX() debug left-over from 7096fd8500c87d777dbd70dc9c1cd381b35bae4d (#1271)

imgui.cpp

@@ -5272,7 +5272,7 @@ float ImGui::GetScrollY()
 float ImGui::GetScrollMaxX()
 {
     ImGuiWindow* window = GetCurrentWindowRead();
-    return ImMax(0.0f, window->SizeContents.x - (window->SizeFull.x - window->ScrollbarSizes.x) + 50);
+    return ImMax(0.0f, window->SizeContents.x - (window->SizeFull.x - window->ScrollbarSizes.x));
 }
 
 float ImGui::GetScrollMaxY()