Bump through2 from 0.4.2 to 4.0.2

Bumps [through2](https://github.com/rvagg/through2) from 0.4.2 to 4.0.2.
- [Commits](rvagg/through2@v0.4.2...v4.0.2)

---
updated-dependencies:
- dependency-name: through2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -19,7 +19,7 @@
     "split": "~0.2.10",
     "sprintf": "~0.1.3",
     "strftime": "~0.6.2",
-    "through2": "~0.4.1",
+    "through2": "~4.0.2",
     "text-table": "^0.2.0"
   },
   "devDependencies": {