Bump mini-css-extract-plugin from 0.4.3 to 0.4.4 in /js

Bumps [mini-css-extract-plugin](https://github.com/webpack-contrib/mini-css-extract-plugin) from 0.4.3 to 0.4.4.
- [Release notes](https://github.com/webpack-contrib/mini-css-extract-plugin/releases)
- [Changelog](https://github.com/webpack-contrib/mini-css-extract-plugin/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/mini-css-extract-plugin/compare/v0.4.3...v0.4.4)

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

js/package-lock.json

@@ -3233,7 +3233,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -3648,7 +3649,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3704,6 +3706,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -3747,12 +3750,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -4992,9 +4997,9 @@
       "dev": true
     },
     "mini-css-extract-plugin": {
-      "version": "0.4.3",
-      "resolved": "https://registry.npmjs.org/mini-css-extract-plugin/-/mini-css-extract-plugin-0.4.3.tgz",
-      "integrity": "sha512-Mxs0nxzF1kxPv4TRi2NimewgXlJqh0rGE30vviCU2WHrpbta6wklnUV9dr9FUtoAHmB3p3LeXEC+ZjgHvB0Dzg==",
+      "version": "0.4.4",
+      "resolved": "https://registry.npmjs.org/mini-css-extract-plugin/-/mini-css-extract-plugin-0.4.4.tgz",
+      "integrity": "sha512-o+Jm+ocb0asEngdM6FsZWtZsRzA8koFUudIDwYUfl94M3PejPHG7Vopw5hN9V8WsMkSFpm3tZP3Fesz89EyrfQ==",
       "dev": true,
       "requires": {
         "loader-utils": "^1.1.0",

js/package.json

@@ -28,7 +28,7 @@
     "babel-loader": "^8.0.4",
     "css-loader": "^1.0.0",
     "karma": "^3.0.0",
-    "mini-css-extract-plugin": "^0.4.3",
+    "mini-css-extract-plugin": "^0.4.4",
     "node-sass": "^4.9.3",
     "webpack": "^4.20.2",
     "webpack-cli": "^3.1.2",