Bump webpack from 5.88.2 to 5.89.0 in /wgpu-testbed-webapp (#122)

Bumps [webpack](https://github.com/webpack/webpack) from 5.88.2 to 5.89.0.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v5.88.2...v5.89.0)

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

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

wgpu-testbed-webapp/package.json

@@ -14,7 +14,7 @@
   "devDependencies": {
     "copy-webpack-plugin": "^11.0.0",
     "prettier": "^3.0.3",
-    "webpack": "^5.88.2",
+    "webpack": "^5.89.0",
     "webpack-cli": "^5.1.4",
     "webpack-dev-server": "^4.15.1"
   }

wgpu-testbed-webapp/yarn.lock

@@ -2145,10 +2145,10 @@ webpack-sources@^3.2.3:
   resolved "https://registry.yarnpkg.com/webpack-sources/-/webpack-sources-3.2.3.tgz#2d4daab8451fd4b240cc27055ff6a0c2ccea0cde"
   integrity sha512-/DyMEOrDgLKKIG0fmvtz+4dUX/3Ghozwgm6iPp8KRhvn+eQf9+Q7GWxVNMk3+uCPWfdXYC4ExGBckIXdFEfH1w==
 
-webpack@^5.88.2:
-  version "5.88.2"
-  resolved "https://registry.yarnpkg.com/webpack/-/webpack-5.88.2.tgz#f62b4b842f1c6ff580f3fcb2ed4f0b579f4c210e"
-  integrity sha512-JmcgNZ1iKj+aiR0OvTYtWQqJwq37Pf683dY9bVORwVbUrDhLhdn/PlO2sHsFHPkj7sHNQF3JwaAkp49V+Sq1tQ==
+webpack@^5.89.0:
+  version "5.89.0"
+  resolved "https://registry.yarnpkg.com/webpack/-/webpack-5.89.0.tgz#56b8bf9a34356e93a6625770006490bf3a7f32dc"
+  integrity sha512-qyfIC10pOr70V+jkmud8tMfajraGCZMBWJtrmuBymQKCrLTRejBI8STDp1MCyZu/QTdZSeacCQYpYNQVOzX5kw==
   dependencies:
     "@types/eslint-scope" "^3.7.3"
     "@types/estree" "^1.0.0"