Fix flecs monitor

src/Immersion/Program.cs

@@ -22,7 +22,7 @@ Resources.ResourceAssembly = typeof(Program).Assembly;
 var universe = new Universe();
 var game     = universe.LookupOrThrow<Game>();
 universe.EnableRest();
-// universe.EnableMonitor();
+universe.EnableMonitor();
 
 var window = Window.Create(WindowOptions.Default with {
 	Title = "gæmstone",

src/gaemstone/ECS/Universe.cs

@@ -36,7 +36,7 @@ public unsafe partial class Universe
 		static void RestImport(ecs_world_t* world)
 			=> FlecsRestImport(world);
 
-		ecs_import(this, new() { Data = new() { Pointer = &RestImport } }, "FlecsRest");
+		ecs_import_c(this, new() { Data = new() { Pointer = &RestImport } }, "FlecsRest");
 
 		var rest = LookupOrThrow("flecs.rest.Rest");
 		_lookupByType.Add(typeof(EcsRest), rest);
@@ -49,7 +49,7 @@ public unsafe partial class Universe
 		static void MonitorImport(ecs_world_t* world)
 			=> FlecsMonitorImport(world);
 
-		ecs_import(this, new() { Data = new() { Pointer = &MonitorImport } }, "FlecsMonitor");
+		ecs_import_c(this, new() { Data = new() { Pointer = &MonitorImport } }, "FlecsMonitor");
 	}
 
 	public bool Progress(TimeSpan delta)