Bump webpack-merge from 5.1.3 to 5.1.4

Bumps [webpack-merge](https://github.com/survivejs/webpack-merge) from 5.1.3 to 5.1.4.
- [Release notes](https://github.com/survivejs/webpack-merge/releases)
- [Changelog](https://github.com/survivejs/webpack-merge/blob/master/CHANGELOG.md)
- [Commits](https://github.com/survivejs/webpack-merge/compare/v5.1.3...v5.1.4)

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

package-lock.json

@@ -9672,9 +9672,9 @@
       }
     },
     "webpack-merge": {
-      "version": "5.1.3",
-      "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-5.1.3.tgz",
-      "integrity": "sha512-fz/xHgfHyxq3uzGGrMryPnpPZ6x3vF1tHtws6vYwYX+8e6Dw+4U4r6rXuEPCqtSwmUIeD8hniWwFem+5FVLjzg==",
+      "version": "5.1.4",
+      "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-5.1.4.tgz",
+      "integrity": "sha512-LSmRD59mxREGkCBm9PCW3AaV4doDqxykGlx1NvioEE0FgkT2GQI54Wyvg39ptkiq2T11eRVoV39udNPsQvK+QQ==",
       "dev": true,
       "requires": {
         "clone-deep": "^4.0.1",

package.json

@@ -125,7 +125,7 @@
     "vue-template-compiler": "^2.6.12",
     "webpack": "^4.44.1",
     "webpack-cli": "^3.3.12",
-    "webpack-merge": "^5.1.2",
+    "webpack-merge": "^5.1.4",
     "webpack-node-externals": "^2.5.2"
   },
   "browserslist": [