chore(deps): 删除无效依赖

package.json

@@ -19,15 +19,11 @@
     "babel-plugin-lodash": "^3.3.4",
     "echarts": "^4.9.0",
     "element-ui": "^2.15.12",
-    "express": "^4.18.2",
     "lodash": "^4.17.21",
-    "net": "^1.0.2",
     "nuxt": "^2.15.8",
     "raw-loader": "^4.0.2",
     "save-svg-as-png": "^1.4.17",
     "simple-icons": "^6.23.0",
-    "sockjs-client": "^1.6.1",
-    "stompjs": "^2.3.3",
     "vditor": "^3.8.18",
     "vue-cropperjs": "^4.2.0",
     "vuejs-avataaars": "^4.0.1",