Bump nth-check and cheerio

Bumps [nth-check](https://github.com/fb55/nth-check) to 2.1.1 and updates ancestor dependency [cheerio](https://github.com/cheeriojs/cheerio). These dependencies need to be updated together.

Updates `nth-check` from 1.0.2 to 2.1.1
- [Release notes](https://github.com/fb55/nth-check/releases)
- [Commits](fb55/nth-check@v1.0.2...v2.1.1)

Updates `cheerio` from 0.22.0 to 1.0.0-rc.12
- [Release notes](https://github.com/cheeriojs/cheerio/releases)
- [Commits](cheeriojs/cheerio@0.22.0...v1.0.0-rc.12)

Closes gh-88

---
updated-dependencies:
- dependency-name: nth-check
  dependency-type: indirect
- dependency-name: cheerio
  dependency-type: direct:production
...

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

Author: dependabot[bot]

package-lock.json

@@ -21,7 +21,7 @@
   ],
   "dependencies": {
     "async": "^3.2.0",
-    "cheerio": "^0.22.0",
+    "cheerio": "^1.0.0-rc.12",
     "grunt-check-modules": "^1.1.0",
     "grunt-wordpress": "^2.1.3",
     "he": "^1.2.0",