deps: bump it-length from 1.0.4 to 2.0.0

Bumps [it-length](https://github.com/achingbrain/it) from 1.0.4 to 2.0.0.
- [Release notes](https://github.com/achingbrain/it/releases)
- [Commits](https://github.com/achingbrain/it/compare/it-length@1.0.4...it-length-v2.0.0)

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

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

package.json

@@ -164,7 +164,7 @@
     "it-all": "^1.0.6",
     "it-drain": "^1.0.5",
     "it-first": "^1.0.6",
-    "it-length": "^1.0.3",
+    "it-length": "^2.0.0",
     "it-length-prefixed": "^8.0.2",
     "it-map": "^1.0.6",
     "it-merge": "^1.0.3",