bot.exec: i am dumb, classic copypaste coding

src/modules/bot.js

@@ -28,19 +28,16 @@ function spawn(args) {
     stdout: {
       on: (event, handler) =>
         proc.stdout.on(event, (data) => {
-          handler(Buffer.from(data).toString("utf8"));
+          handler(data.toString("utf8"));
         }),
     },
     stderr: {
       on: (event, handler) =>
         proc.stderr.on(event, (data) => {
-          handler(Buffer.from(data).toString("utf8"));
+          handler(data.toString("utf8"));
         }),
     },
-    on: (event, handler) =>
-      proc.on(event, (data) => {
-        handler(Buffer.from(data).toString("utf8"));
-      }),
+    on: (event, handler) => proc.on(event, handler),
   };
 }