fix: mochaが動かないため拡張子なしに戻した

src/server/api/stream/channels/admin.ts

@@ -1,5 +1,5 @@
 import autobind from 'autobind-decorator';
-import Channel from '../channel.js';
+import Channel from '../channel';
 
 export default class extends Channel {
 	public readonly chName = 'admin';