Bump webpack-merge from 5.0.9 to 5.1.0

Bumps [webpack-merge](https://github.com/survivejs/webpack-merge) from 5.0.9 to 5.1.0.
- [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/v5.0.9...v5.1.0)

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

package-lock.json

@@ -21726,9 +21726,9 @@
 			}
 		},
 		"webpack-merge": {
-			"version": "5.0.9",
-			"resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-5.0.9.tgz",
-			"integrity": "sha512-P4teh6O26xIDPugOGX61wPxaeP918QOMjmzhu54zTVcLtOS28ffPWtnv+ilt3wscwBUCL2WNMnh97XkrKqt9Fw==",
+			"version": "5.1.0",
+			"resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-5.1.0.tgz",
+			"integrity": "sha512-NNEXYSV/ixLwICcAhlVQ8c8E8dHmOcVnubfhoFdL6Tpbq6N9ZUvotQBYPwTsyXepXmCm34KjXgdC4PCQwJBp/w==",
 			"dev": true,
 			"requires": {
 				"clone-deep": "^4.0.1",

package.json

@@ -108,7 +108,7 @@
 		"webpack": "^4.44.0",
 		"webpack-cli": "^3.3.12",
 		"webpack-dev-server": "^3.11.0",
-		"webpack-merge": "^5.0.9"
+		"webpack-merge": "^5.1.0"
 	},
 	"jest": {
 		"moduleFileExtensions": [