number-formatters: build dual CJS and ESM versions (#43106)

* number-formatters: build CJS and ESM versions with Rollup

* Fix strict Node16 imports in tests

* Do the dual build with TypeScript instead

* Do CommonJS build with custom package.json, tshy inspired

* Use knighted/duel to do the dual build

* Upgrade to fixed version of knighted/duel

* Reorg build scripts, make dep versions flexible

Author: jsnajdr