chore(deps): bump through2 from 3.0.1 to 4.0.2

Bumps [through2](https://github.com/rvagg/through2) from 3.0.1 to 4.0.2.
- [Release notes](https://github.com/rvagg/through2/releases)
- [Commits](rvagg/through2@v3.0.1...v4.0.2)

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

package.json

@@ -34,7 +34,7 @@
         "geckodriver": "1.16.2",
         "gulp-util": "^3.0",
         "snyk": "^1.207.2",
-        "through2": "^3.0.1"
+        "through2": "^4.0.2"
     },
     "devDependencies": {
         "chromedriver": "^76.0.0",