update some packages.

package.json

@@ -21,7 +21,7 @@
     "core-js": "3.6.5",
     "driver.js": "0.9.8",
     "dropzone": "5.7.2",
-    "echarts": "4.8.0",
+    "echarts": "4.9.0",
     "element-ui": "2.13.2",
     "file-saver": "2.0.2",
     "fuse.js": "6.4.1",
@@ -48,7 +48,7 @@
     "@vue/cli-plugin-eslint": "4.5.4",
     "@vue/cli-plugin-unit-jest": "4.5.4",
     "@vue/cli-service": "4.5.4",
-    "@vue/test-utils": "1.0.4",
+    "@vue/test-utils": "1.0.5",
     "autoprefixer": "9.8.6",
     "babel-eslint": "10.1.0",
     "babel-jest": "26.3.0",
@@ -56,16 +56,16 @@
     "chalk": "4.1.0",
     "chokidar": "3.4.2",
     "connect": "3.7.0",
-    "eslint": "7.7.0",
+    "eslint": "7.8.1",
     "eslint-plugin-vue": "6.2.2",
-    "html-webpack-plugin": "4.3.0",
+    "html-webpack-plugin": "4.4.1",
     "husky": "4.2.5",
-    "lint-staged": "10.2.13",
+    "lint-staged": "10.3.0",
     "mockjs": "1.1.0",
     "plop": "2.7.4",
     "runjs": "4.4.2",
     "sass": "1.26.10",
-    "sass-loader": "10.0.1",
+    "sass-loader": "10.0.2",
     "script-ext-html-webpack-plugin": "2.1.4",
     "serve-static": "1.14.1",
     "svg-sprite-loader": "5.0.0",