Cleaned up cli initialization

Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>

apps/wolf_3d_cli/bin/main.dart

@@ -53,8 +53,8 @@ void main() async {
 
   gameLoop = CliGameLoop(
     engine: engine,
-    input: engine.input as CliInput,
     onExit: stopAndExit,
   );
+
   gameLoop.start();
 }

apps/wolf_3d_cli/lib/cli_game_loop.dart

@@ -8,9 +8,9 @@ import 'package:wolf_3d_dart/wolf_3d_rasterizer.dart';
 class CliGameLoop {
   CliGameLoop({
     required this.engine,
-    required this.input,
     required this.onExit,
-  }) : primaryRasterizer = SixelRasterizer(),
+  }) : input = CliInput(),
+       primaryRasterizer = SixelRasterizer(),
        secondaryRasterizer = AsciiRasterizer(isTerminal: true) {
     _rasterizer = primaryRasterizer;
   }