Bump cacheable-request and nodemon (#3089)

Removes [cacheable-request](https://github.com/jaredwray/cacheable-request). It's no longer used after updating ancestor dependency [nodemon](https://github.com/remy/nodemon). These dependencies need to be updated together.


Removes `cacheable-request`

Updates `nodemon` from 2.0.4 to 2.0.20
- [Release notes](https://github.com/remy/nodemon/releases)
- [Commits](https://github.com/remy/nodemon/compare/v2.0.4...v2.0.20)

---
updated-dependencies:
- dependency-name: cacheable-request
  dependency-type: indirect
- dependency-name: nodemon
  dependency-type: direct:production
...

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

package.json

@@ -25,7 +25,7 @@
     "clean-css": "^4.2.3",
     "html-minifier-terser": "^5.1.1",
     "inliner": "^1.13.1",
-    "nodemon": "^2.0.4",
+    "nodemon": "^2.0.20",
     "zlib": "^1.0.5"
   }
 }