chore: remove useless script

package.json

@@ -17,8 +17,6 @@
     "build:docs": "yarn workspace docs build",
     "view-info": "yarn tsc && yarn workspace docs view-info",
     "show-help": "yarn workspace docs show-help",
-    "dev:blog": "yarn tsc && yarn workspace blog dev",
-    "build:blog": "yarn tsc && yarn workspace blog build",
     "register-vuepress": "lerna exec --scope vuepress -- yarn link",
     "lint": "eslint packages --fix --ext .js,.vue",
     "release": "yarn --pure-lockfile && yarn tsc && node scripts/release.js",