chore(deps): bump pkg-up from 3.1.0 to 4.0.0

Bumps [pkg-up](https://github.com/sindresorhus/pkg-up) from 3.1.0 to 4.0.0.
- [Release notes](https://github.com/sindresorhus/pkg-up/releases)
- [Commits](sindresorhus/package-up@v3.1.0...v4.0.0)

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

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

package.json

@@ -57,7 +57,7 @@
     "typescript": "^4.2.3"
   },
   "dependencies": {
-    "pkg-up": "^3.1.0",
+    "pkg-up": "^4.0.0",
     "semver": "^7.3.2"
   },
   "standard": {