tools: remove obsolete no-restricted-syntax eslint rules

These rules only apply for the test folder and will already be
checked for.

PR-URL: https://github.com/nodejs/node/pull/32161
Refs: https://github.com/nodejs/node/pull/32078


Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Juan José Arboleda <soyjuanarbol@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>