Remove unused dependencies

package.json

@@ -72,10 +72,8 @@
     "express": "^4.17.1",
     "front-matter": "^4.0.0",
     "fs-extra": "^10.0.0",
-    "glob": "^7.1.5",
     "globby": "^12.0.0",
     "handlebars": "4.7.7",
-    "istanbul": "0.4.5",
     "jquery": "3.6.0",
     "jsdoc": "3.6.7",
     "jsdoc-plugin-typescript": "^2.0.5",
@@ -99,9 +97,7 @@
     "serve-static": "^1.14.0",
     "shx": "^0.3.2",
     "sinon": "^12.0.1",
-    "terser-webpack-plugin": "^5.1.1",
     "threads": "^1.6.5",
-    "url-polyfill": "^1.1.5",
     "walk": "^2.3.9",
     "webpack": "^5.27.2",
     "webpack-cli": "^4.5.0",