Update toolchain

Author: tagliala

package.json

@@ -32,20 +32,20 @@
   },
   "homepage": "https://github.com/ttskch/select2-bootstrap4-theme#readme",
   "devDependencies": {
-    "autoprefixer": "^10.2.3",
+    "autoprefixer": "^10.2.5",
     "bootstrap": "^4.6.0",
-    "css-loader": "^5.0.1",
-    "mini-css-extract-plugin": "^1.3.4",
+    "css-loader": "^5.1.2",
+    "mini-css-extract-plugin": "^1.3.9",
     "node-sass": "^5.0.0",
-    "postcss": "^8.2.4",
-    "postcss-loader": "^4.2.0",
-    "sass-loader": "^10.1.1",
+    "postcss": "^8.2.8",
+    "postcss-loader": "^5.2.0",
+    "sass-loader": "^11.0.1",
     "style-loader": "^2.0.0",
-    "stylelint": "^13.9.0",
+    "stylelint": "^13.12.0",
     "stylelint-config-twbs-bootstrap": "^2.1.0",
     "stylelint-webpack-plugin": "^2.1.1",
-    "webpack": "^5.16.0",
-    "webpack-cli": "^4.4.0"
+    "webpack": "^5.25.0",
+    "webpack-cli": "^4.5.0"
   },
   "jsdelivr": "dist/select2-bootstrap4.min.css",
   "browserslist": [