[Client] Don't set difficulty based on client settings

apps/openmw/mwmechanics/difficultyscaling.cpp

@@ -15,6 +15,16 @@ float scaleDamage(float damage, const MWWorld::Ptr& attacker, const MWWorld::Ptr
     // [-100, 100]
     int difficultySetting = Settings::Manager::getInt("difficulty", "Game");
 
+    /*
+        Start of tes3mp change (major)
+
+        Don't set difficulty based on client settings
+    */
+    difficultySetting = 0;
+    /*
+        End of tes3mp change (major)
+    */
+
     static const float fDifficultyMult = MWBase::Environment::get().getWorld()->getStore().get<ESM::GameSetting>().find("fDifficultyMult")->getFloat();
 
     float difficultyTerm = 0.01f * difficultySetting;