Bump webpack from 4.39.3 to 4.40.2

Bumps [webpack](https://github.com/webpack/webpack) from 4.39.3 to 4.40.2.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](https://github.com/webpack/webpack/compare/v4.39.3...v4.40.2)

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

package-lock.json

@@ -4607,9 +4607,9 @@
       "dev": true
     },
     "elliptic": {
-      "version": "6.5.0",
-      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.0.tgz",
-      "integrity": "sha512-eFOJTMyCYb7xtE/caJ6JJu+bhi67WCYNbkGSknu20pmM8Ke/bqOfdnZWxyoGN26JgfxTbXrsCkEw4KheCT/KGg==",
+      "version": "6.5.1",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.1.tgz",
+      "integrity": "sha512-xvJINNLbTeWQjrl6X+7eQCrIy/YPv5XCpKW6kB5mKvtnGILoLDcySuwomfdzt0BMdLNVnuRNTuzKNHj0bva1Cg==",
       "dev": true,
       "requires": {
         "bn.js": "^4.4.0",
@@ -13946,9 +13946,9 @@
       "dev": true
     },
     "webpack": {
-      "version": "4.39.3",
-      "resolved": "https://registry.npmjs.org/webpack/-/webpack-4.39.3.tgz",
-      "integrity": "sha512-BXSI9M211JyCVc3JxHWDpze85CvjC842EvpRsVTc/d15YJGlox7GIDd38kJgWrb3ZluyvIjgenbLDMBQPDcxYQ==",
+      "version": "4.40.2",
+      "resolved": "https://registry.npmjs.org/webpack/-/webpack-4.40.2.tgz",
+      "integrity": "sha512-5nIvteTDCUws2DVvP9Qe+JPla7kWPPIDFZv55To7IycHWZ+Z5qBdaBYPyuXWdhggTufZkQwfIK+5rKQTVovm2A==",
       "dev": true,
       "requires": {
         "@webassemblyjs/ast": "1.8.5",

package.json

@@ -97,7 +97,7 @@
     "ts-pnp": "1.1.4",
     "uglifyjs-webpack-plugin": "^2.1.2",
     "url-loader": "2.1.0",
-    "webpack": "4.39.3",
+    "webpack": "4.40.2",
     "webpack-dev-server": "3.8.0",
     "webpack-manifest-plugin": "2.0.4",
     "workbox-webpack-plugin": "4.3.1"