Bump gulp-imagemin from 9.1.0 to 9.2.0 (#3907)

Bumps [gulp-imagemin](https://github.com/sindresorhus/gulp-imagemin) from 9.1.0 to 9.2.0.
- [Release notes](https://github.com/sindresorhus/gulp-imagemin/releases)
- [Commits](sindresorhus/gulp-imagemin@v9.1.0...v9.2.0)

---
updated-dependencies:
- dependency-name: gulp-imagemin
  dependency-version: 9.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -15,7 +15,7 @@
     "gulp": "^4.0.2",
     "gulp-cached": "^1.1.1",
     "gulp-changed": "^5.0.4",
-    "gulp-imagemin": "^9.1.0",
+    "gulp-imagemin": "^9.2.0",
     "gulp-postcss": "^10.0.0",
     "gulp-rename": "^2.1.0",
     "gulp-rev": "^12.0.0",