Update dependency webpack-merge to v5.9.0 (#71544)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

yarn.lock

@@ -19290,7 +19290,7 @@ __metadata:
     webpack-cli: 5.0.1
     webpack-dev-server: 4.15.1
     webpack-manifest-plugin: 5.0.0
-    webpack-merge: 5.8.0
+    webpack-merge: 5.9.0
     whatwg-fetch: 3.6.2
     xlsx: "https://cdn.sheetjs.com/xlsx-0.19.1/xlsx-0.19.1.tgz"
     yargs: ^17.5.1
@@ -32788,7 +32788,17 @@ __metadata:
   languageName: node
   linkType: hard
 
-"webpack-merge@npm:5.8.0, webpack-merge@npm:^5.7.3":
+"webpack-merge@npm:5.9.0":
+  version: 5.9.0
+  resolution: "webpack-merge@npm:5.9.0"
+  dependencies:
+    clone-deep: ^4.0.1
+    wildcard: ^2.0.0
+  checksum: 64fe2c23aacc5f19684452a0e84ec02c46b990423aee6fcc5c18d7d471155bd14e9a6adb02bd3656eb3e0ac2532c8e97d69412ad14c97eeafe32fa6d10050872
+  languageName: node
+  linkType: hard
+
+"webpack-merge@npm:^5.7.3":
   version: 5.8.0
   resolution: "webpack-merge@npm:5.8.0"
   dependencies: