build: update npm packages

Author: kiaking

package.json

@@ -55,40 +55,40 @@
     "vue": "^2.0.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.9.6",
-    "@babel/preset-env": "^7.9.6",
+    "@babel/core": "^7.12.10",
+    "@babel/preset-env": "^7.12.11",
     "@rollup/plugin-buble": "^0.21.3",
     "@rollup/plugin-commonjs": "^11.1.0",
     "@rollup/plugin-node-resolve": "^7.1.3",
     "@rollup/plugin-replace": "^2.3.2",
     "@types/node": "^13.13.5",
-    "@vuepress/theme-vue": "^1.7.1",
-    "babel-jest": "^26.0.1",
-    "babel-loader": "^8.1.0",
+    "@vuepress/theme-vue": "^1.8.0",
+    "babel-jest": "^26.6.3",
+    "babel-loader": "^8.2.2",
     "brotli": "^1.3.2",
     "chalk": "^4.0.0",
-    "conventional-changelog-cli": "^2.0.31",
+    "conventional-changelog-cli": "^2.1.1",
     "cross-env": "^5.2.0",
     "css-loader": "^2.1.0",
     "enquirer": "^2.3.5",
     "eslint": "^6.8.0",
     "eslint-plugin-vue-libs": "^4.0.0",
-    "execa": "^4.0.0",
+    "execa": "^5.0.0",
     "express": "^4.17.1",
-    "jest": "^26.0.1",
+    "jest": "^26.6.3",
     "puppeteer": "^4.0.0",
     "regenerator-runtime": "^0.13.5",
-    "rollup": "^2.8.2",
+    "rollup": "^2.38.0",
     "rollup-plugin-terser": "^5.3.0",
     "semver": "^7.3.2",
-    "start-server-and-test": "^1.11.0",
-    "todomvc-app-css": "2.1.0",
+    "start-server-and-test": "^1.11.7",
+    "todomvc-app-css": "^2.3.0",
     "typescript": "^3.8.3",
     "vue": "2.5.22",
     "vue-loader": "15.2.1",
     "vue-server-renderer": "2.5.22",
     "vue-template-compiler": "2.5.22",
-    "vuepress": "^1.7.1",
+    "vuepress": "^1.8.0",
     "webpack": "^4.43.0",
     "webpack-dev-middleware": "^3.7.2",
     "webpack-hot-middleware": "^2.25.0"