Revert "Fix the cell changed flag no longer being reset after the player dies"

This reverts commit d7acec74fd.

apps/openmw/engine.cpp

@@ -120,21 +120,16 @@ void OMW::Engine::frame(float frametime)
                     // global scripts
                     mEnvironment.getScriptManager()->getGlobalScripts().run();
                 }
-            }
-        }
 
                 mEnvironment.getWorld()->markCellAsUnchanged();
+            }
 
-        if (mEnvironment.getStateManager()->getState()==
-            MWBase::StateManager::State_Running)
-        {
             if (!guiActive)
             {
                 double hours = (frametime * mEnvironment.getWorld()->getTimeScaleFactor()) / 3600.0;
                 mEnvironment.getWorld()->advanceTime(hours, true);
             }
         }
-
         osg::Timer_t afterScriptTick = osg::Timer::instance()->tick();
 
         // update actors