Merge branch 'actually-you-have-to-sleep' into 'master'

FIX(windowmanagerimp): Don't remove a ui mode twice (Close #8156)

Closes #8156

See merge request OpenMW/openmw!4369

apps/openmw/mwgui/windowmanagerimp.cpp

@@ -1323,9 +1323,12 @@ namespace MWGui
                     window->exit();
             }
             mKeyboardNavigation->saveFocus(mode);
-            mGuiModes.pop_back();
-            mGuiModeStates[mode].update(false);
-            MWBase::Environment::get().getLuaManager()->uiModeChanged(MWWorld::Ptr());
+            if (containsMode(mode))
+            {
+                mGuiModes.pop_back();
+                mGuiModeStates[mode].update(false);
+                MWBase::Environment::get().getLuaManager()->uiModeChanged(MWWorld::Ptr());
+            }
         }
 
         if (!mGuiModes.empty())