Fix broken stuff

Locomotive is invalid when the run starts, therefore the game_over gets set to true, this is now fixed.

maps/mountain_fortress_v3/functions.lua

@@ -2847,7 +2847,7 @@ function Public.equip_players(starting_items, recreate)
                         local equip = prototypes.equipment[item]
                         if equip then
                             local p_armor = player.get_inventory(defines.inventory.character_armor)
-                            if p_armor and p_armor.valid and p_armor[1] and p_armor[1].grid then
+                            if p_armor and p_armor.valid and p_armor[1] and p_armor[1].valid_for_read and p_armor[1].grid and p_armor[1].grid.valid then
                                 for _ = 1, item_data.count do
                                     p_armor[1].grid.put({ name = item })
                                 end

maps/mountain_fortress_v3/locomotive.lua

@@ -478,7 +478,6 @@ local function set_locomotive_health()
     local locomotive = Public.get('locomotive')
 
     if not locomotive or not locomotive.valid then
-        Public.game_is_over()
         return
     end
 

maps/mountain_fortress_v3/main.lua

@@ -106,7 +106,6 @@ local is_locomotive_valid = function ()
     local locomotive = Public.get('locomotive')
     if game.ticks_played < 1000 then return end
     if not locomotive or not locomotive.valid then
-        Public.set('game_lost', true)
         Public.game_is_over()
     end
 end

maps/mountain_fortress_v3/stateful/gui.lua

@@ -384,7 +384,6 @@ local function objective_frames(player, stateful, player_frame, objective, data)
 
     local objective_locale_right_label = right_flow.add({ type = 'label', caption = objective_locale_right, tooltip = tooltip_right })
     data.random_objectives[#data.random_objectives + 1] = { name = objective_name, frame = objective_locale_right_label }
-    return
 end
 
 local function buff_window(player)