Bump html-minifier from 3.5.21 to 4.0.0

Bumps [html-minifier](https://github.com/kangax/html-minifier) from 3.5.21 to 4.0.0.
- [Release notes](https://github.com/kangax/html-minifier/releases)
- [Commits](https://github.com/kangax/html-minifier/compare/v3.5.21...v4.0.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>

package-lock.json

@@ -7792,25 +7792,29 @@
       "dev": true
     },
     "html-minifier": {
-      "version": "3.5.21",
-      "resolved": "https://registry.npmjs.org/html-minifier/-/html-minifier-3.5.21.tgz",
-      "integrity": "sha512-LKUKwuJDhxNa3uf/LPR/KVjm/l3rBqtYeCOAekvG8F1vItxMUpueGd94i/asDDr8/1u7InxzFA5EeGjhhG5mMA==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/html-minifier/-/html-minifier-4.0.0.tgz",
+      "integrity": "sha512-aoGxanpFPLg7MkIl/DDFYtb0iWz7jMFGqFhvEDZga6/4QTjneiD8I/NXL1x5aaoCp7FSIT6h/OhykDdPsbtMig==",
       "dev": true,
       "requires": {
-        "camel-case": "3.0.x",
-        "clean-css": "4.2.x",
-        "commander": "2.17.x",
-        "he": "1.2.x",
-        "param-case": "2.1.x",
-        "relateurl": "0.2.x",
-        "uglify-js": "3.4.x"
+        "camel-case": "^3.0.0",
+        "clean-css": "^4.2.1",
+        "commander": "^2.19.0",
+        "he": "^1.2.0",
+        "param-case": "^2.1.1",
+        "relateurl": "^0.2.7",
+        "uglify-js": "^3.5.1"
       },
       "dependencies": {
-        "commander": {
-          "version": "2.17.1",
-          "resolved": "https://registry.npmjs.org/commander/-/commander-2.17.1.tgz",
-          "integrity": "sha512-wPMUt6FnH2yzG95SA6mzjQOEKUU3aLaDEmzs1ti+1E9h+CsrZghRlqEM/EJ4KscsQVG8uNN4uVreUeT8+drlgg==",
-          "dev": true
+        "uglify-js": {
+          "version": "3.5.3",
+          "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.5.3.tgz",
+          "integrity": "sha512-rIQPT2UMDnk4jRX+w4WO84/pebU2jiLsjgIyrCktYgSvx28enOE3iYQMr+BD1rHiitWnDmpu0cY/LfIEpKcjcw==",
+          "dev": true,
+          "requires": {
+            "commander": "~2.19.0",
+            "source-map": "~0.6.1"
+          }
         }
       }
     },

package.json

@@ -61,7 +61,7 @@
     "expose-loader": "^0.7.4",
     "extract-loader": "^3.1.0",
     "file-loader": "^3.0.1",
-    "html-minifier": "^3.5.6",
+    "html-minifier": "^4.0.0",
     "imagemin-webpack-plugin": "^2.4.2",
     "js-cookie": "^2.1.4",
     "lunr": "^2.3.6",