Bump webpack-stream from 6.1.2 to 7.0.0 (#296)

Bumps [webpack-stream](https://github.com/shama/webpack-stream) from 6.1.2 to 7.0.0.
- [Release notes](https://github.com/shama/webpack-stream/releases)
- [Commits](shama/webpack-stream@v6.1.2...v7.0.0)

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

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

Author: dependabot[bot]

package.json

@@ -67,7 +67,7 @@
     "stylelint": "^13.7.2",
     "stylelint-config-takiyon": "^1.0.1",
     "webpack": "^5.3.2",
-    "webpack-stream": "^6.1.0"
+    "webpack-stream": "^7.0.0"
   },
   "dependencies": {
     "classnames": "^2.2.5",