chore: drop unused data; simplify music name

src/_data/heavyRotation.js

@@ -1,20 +0,0 @@
-const EleventyFetch = require('@11ty/eleventy-fetch')
-
-module.exports = async function () {
-  const APPLE_BEARER = process.env.API_BEARER_APPLE_MUSIC
-  const APPLE_TOKEN = process.env.API_TOKEN_APPLE_MUSIC
-  const url = `https://api.music.apple.com/v1/me/history/heavy-rotation`
-  const res = EleventyFetch(url, {
-    duration: '1h',
-    type: 'json',
-    fetchOptions: {
-      headers: {
-        'Content-Type': 'application/json',
-        Authorization: `Bearer ${APPLE_BEARER}`,
-        'music-user-token': `${APPLE_TOKEN}`,
-      },
-    },
-  }).catch()
-  const rotation = await res
-  return rotation.data
-}