Daraz Data returns http code 404 when accessed

Quadratic Solver  returns http code 404 when accessed

UK government API catalogue returns http code 404 when accessed

City, Kyiv returns http code 522 when accessed

Live precious metal prices returns http code 500 when accessed

UnixTime Converter returns http code 522 when accessed

This reverts commit 18f105a843.

This reverts commit 96e9033d42.

This reverts commit 8e5806cc90.

This reverts commit 1f2645758d.

resolve #3062

API is deprecated

ref: https://developer.indeed.com/docs/publisher-jobs

The correct name of this API is FoodData Central

ref 1: https://github.com/public-apis/public-apis/pull/3010#issuecomment-1045271683
ref 2: https://github.com/public-apis/public-apis/pull/3010#issuecomment-1045291817