fix: Moves snapshot request synchronously (#2105)

Projects/Server/Main.cs

@@ -517,11 +517,10 @@ public static class Core
         DoKill(_restartOnKill);
     }
 
-    // This is generally called from background threads during Preserialize
     internal static void RequestSnapshot(string snapshotPath)
     {
         _snapshotPath = snapshotPath;
-        _performSnapshot = true; // Set this after the path so race conditions do not occur
+        _performSnapshot = true;
     }
 
     public static void VerifySerialization()