Bump webpack from 5.49.0 to 5.50.0 in /web/app (#6653)

Bumps [webpack](https://github.com/webpack/webpack) from 5.49.0 to 5.50.0.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](https://github.com/webpack/webpack/compare/v5.49.0...v5.50.0)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

web/app/package.json

@@ -78,7 +78,7 @@
     "sinon-stub-promise": "4.0.0",
     "style-loader": "^3.2.1",
     "url-loader": "^4.1.1",
-    "webpack": "^5.49.0",
+    "webpack": "^5.50.0",
     "webpack-bundle-analyzer": "4.4.2",
     "webpack-cli": "4.7.2",
     "webpack-dev-server": "3.11.2"

web/app/yarn.lock

@@ -9521,10 +9521,10 @@ webpack-sources@^3.2.0:
   resolved "https://registry.yarnpkg.com/webpack-sources/-/webpack-sources-3.2.0.tgz#b16973bcf844ebcdb3afde32eda1c04d0b90f89d"
   integrity sha512-fahN08Et7P9trej8xz/Z7eRu8ltyiygEo/hnRi9KqBUs80KeDcnf96ZJo++ewWd84fEf3xSX9bp4ZS9hbw0OBw==
 
-webpack@^5.49.0:
-  version "5.49.0"
-  resolved "https://registry.yarnpkg.com/webpack/-/webpack-5.49.0.tgz#e250362b781a9fb614ba0a97ed67c66b9c5310cd"
-  integrity sha512-XarsANVf28A7Q3KPxSnX80EkCcuOer5hTOEJWJNvbskOZ+EK3pobHarGHceyUZMxpsTHBHhlV7hiQyLZzGosYw==
+webpack@^5.50.0:
+  version "5.50.0"
+  resolved "https://registry.yarnpkg.com/webpack/-/webpack-5.50.0.tgz#5562d75902a749eb4d75131f5627eac3a3192527"
+  integrity sha512-hqxI7t/KVygs0WRv/kTgUW8Kl3YC81uyWQSo/7WUs5LsuRw0htH/fCwbVBGCuiX/t4s7qzjXFcf41O8Reiypag==
   dependencies:
     "@types/eslint-scope" "^3.7.0"
     "@types/estree" "^0.0.50"