Bump webpack-merge from 4.2.2 to 5.10.0 in /graylog2-web-interface

Bumps [webpack-merge](https://github.com/survivejs/webpack-merge) from 4.2.2 to 5.10.0.
- [Changelog](https://github.com/survivejs/webpack-merge/blob/develop/CHANGELOG.md)
- [Commits](survivejs/webpack-merge@v4.2.2...v5.10.0)

---
updated-dependencies:
- dependency-name: webpack-merge
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

graylog2-web-interface/package.json

@@ -177,7 +177,7 @@
     "webpack-bundle-analyzer": "^4.5.0",
     "webpack-cli": "5.1.4",
     "webpack-dev-server": "^4.13.1",
-    "webpack-merge": "^4.2.2"
+    "webpack-merge": "^5.10.0"
   },
   "resolutions": {
     "@types/react": "18.0.28",

graylog2-web-interface/yarn.lock

@@ -8354,6 +8354,11 @@ flat-cache@^3.1.1:
     keyv "^4.5.3"
     rimraf "^3.0.2"
 
+flat@^5.0.2:
+  version "5.0.2"
+  resolved "https://registry.yarnpkg.com/flat/-/flat-5.0.2.tgz#8ca6fe332069ffa9d324c327198c598259ceb241"
+  integrity sha512-b6suED+5/3rTpUBdG1gupIl8MPFCAMA0QXwmljLhvCUKcUvdE4gWky9zpuGCcXHOsz4J9wPGNWq6OKpmIzz3hQ==
+
 flatted@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/flatted/-/flatted-3.1.0.tgz#a5d06b4a8b01e3a63771daa5cb7a1903e2e57067"
@@ -16209,19 +16214,20 @@ webpack-dev-server@^4.13.1:
     webpack-dev-middleware "^5.3.1"
     ws "^8.13.0"
 
-[email protected], webpack-merge@^4.2.2:
+[email protected]:
   version "4.2.2"
   resolved "https://registry.yarnpkg.com/webpack-merge/-/webpack-merge-4.2.2.tgz#a27c52ea783d1398afd2087f547d7b9d2f43634d"
   integrity sha512-TUE1UGoTX2Cd42j3krGYqObZbOD+xF7u28WB7tfUordytSjbWTIjK/8V0amkBfTYN4/pB/GIDlJZZ657BGG19g==
   dependencies:
     lodash "^4.17.15"
 
-webpack-merge@^5.7.3:
-  version "5.8.0"
-  resolved "https://registry.yarnpkg.com/webpack-merge/-/webpack-merge-5.8.0.tgz#2b39dbf22af87776ad744c390223731d30a68f61"
-  integrity sha512-/SaI7xY0831XwP6kzuwhKWVKDP9t1QY1h65lAFLbZqMPIuYcD9QAW4u9STIbU9kaJbPBB/geU/gLr1wDjOhQ+Q==
+webpack-merge@^5.10.0, webpack-merge@^5.7.3:
+  version "5.10.0"
+  resolved "https://registry.yarnpkg.com/webpack-merge/-/webpack-merge-5.10.0.tgz#a3ad5d773241e9c682803abf628d4cd62b8a4177"
+  integrity sha512-+4zXKdx7UnO+1jaN4l2lHVD+mFvnlZQP/6ljaJVb4SZiwIKeUnrT5l0gkT8z+n4hKpC+jpOv6O9R+gLtag7pSA==
   dependencies:
     clone-deep "^4.0.1"
+    flat "^5.0.2"
     wildcard "^2.0.0"
 
 webpack-sources@^1.4.3: