Bump webpack from 5.25.1 to 5.26.0

Bumps [webpack](https://github.com/webpack/webpack) from 5.25.1 to 5.26.0.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v5.25.1...v5.26.0)

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

Author: dependabot[bot]

package-lock.json

@@ -129,7 +129,7 @@
     "tscpaths": "0.0.9",
     "typescript": "^4.2.3",
     "vscode-test": "^1.5.1",
-    "webpack": "^5.25.1",
+    "webpack": "^5.26.0",
     "webpack-cli": "^4.5.0"
   },
   "dependencies": {