Allow the silver berry to spawn if the player saw a further screen, but did not die once

To be more consistent with golden berries. This isn't consistent with speed berries anymore, but most collabs / contests don't have speed berries anyway.

Author: maddie480

Entities/SilverBerry.cs

@@ -38,10 +38,10 @@ public override void Added(Scene scene) {
             base.Added(scene);
 
             Session session = (scene as Level).Session;
-            if (!spawnedThroughGiveSilver && (session.FurthestSeenLevel != session.Level ||
+            if (!spawnedThroughGiveSilver && ((session.FurthestSeenLevel != session.Level && session.Deaths != 0) ||
                 (!SaveData.Instance.CheatMode && !SaveData.Instance.Areas_Safe[session.Area.ID].Modes[(int) session.Area.Mode].Completed))) {
 
-                // we went in a further screen or didn't complete the level once yet: don't have the berry spawn.
+                // we went in a further screen and die, or didn't complete the level once yet: don't have the berry spawn.
                 RemoveSelf();
             }
         }

UI/InGameOverworldHelper.cs

@@ -28,7 +28,7 @@ public static class InGameOverworldHelper {
             .GetMethod("PlayExpandSfx", BindingFlags.NonPublic | BindingFlags.Instance);
 
         private static List<Hook> altSidesHelperHooks = new List<Hook>();
-        private static Hook hookOnMapDataLoad;
+        private static Hook hookOnMapDataOrigLoad;
 
         internal static void Load() {
             Everest.Events.Level.OnPause += OnPause;
@@ -48,7 +48,7 @@ internal static void Load() {
             On.Celeste.Player.Die += OnPlayerDie;
             On.Celeste.Mod.AssetReloadHelper.ReloadLevel += OnReloadLevel;
 
-            hookOnMapDataLoad = new Hook(
+            hookOnMapDataOrigLoad = new Hook(
                 typeof(MapData).GetMethod("orig_Load", BindingFlags.NonPublic | BindingFlags.Instance),
                 typeof(InGameOverworldHelper).GetMethod("ModMapDataLoad", BindingFlags.NonPublic | BindingFlags.Static));
         }
@@ -90,8 +90,8 @@ internal static void Unload() {
             }
             altSidesHelperHooks.Clear();
 
-            hookOnMapDataLoad?.Dispose();
-            hookOnMapDataLoad = null;
+            hookOnMapDataOrigLoad?.Dispose();
+            hookOnMapDataOrigLoad = null;
         }
 
         private static void OnOuiChapterPanelStart(On.Celeste.OuiChapterPanel.orig_Start orig, OuiChapterPanel self, string checkpoint) {