FullscreenUI: Extend achievement overlays to screen margins

Fixes overlays getting caught in rounded corners on Android.

src/core/achievements.cpp

@@ -2237,12 +2237,13 @@ void Achievements::DrawGameOverlays()
 
   const auto lock = GetLock();
 
+  const float margin = std::max(ImGuiManager::GetScreenMargin(), LayoutScale(10.0f));
   const float spacing = LayoutScale(10.0f);
   const float padding = LayoutScale(10.0f);
   const ImVec2 image_size =
     LayoutScale(ImGuiFullscreen::LAYOUT_MENU_BUTTON_HEIGHT, ImGuiFullscreen::LAYOUT_MENU_BUTTON_HEIGHT);
   const ImGuiIO& io = ImGui::GetIO();
-  ImVec2 position = ImVec2(io.DisplaySize.x - padding, io.DisplaySize.y - padding);
+  ImVec2 position = ImVec2(io.DisplaySize.x - margin, io.DisplaySize.y - margin);
   ImDrawList* dl = ImGui::GetBackgroundDrawList();
 
   if (!s_state.active_challenge_indicators.empty())

src/util/imgui_fullscreen.cpp

@@ -514,12 +514,11 @@ void ImGuiFullscreen::EndLayout()
 
   DrawFullscreenFooter();
 
-  const float notification_margin = LayoutScale(10.0f);
+  const float margin = std::max(ImGuiManager::GetScreenMargin(), LayoutScale(10.0f));
   const float spacing = LayoutScale(10.0f);
   const float notification_vertical_pos = GetNotificationVerticalPosition();
-  ImVec2 position(notification_margin,
+  ImVec2 position(margin, notification_vertical_pos * ImGui::GetIO().DisplaySize.y +
-                  notification_vertical_pos * ImGui::GetIO().DisplaySize.y +
+                            ((notification_vertical_pos >= 0.5f) ? -margin : margin));
-                    ((notification_vertical_pos >= 0.5f) ? -notification_margin : notification_margin));
   DrawBackgroundProgressDialogs(position, spacing);
   DrawNotifications(position, spacing);
   DrawToast();