remove/replace dependency "request"

[christophs78]

https://github.com/request/request is deprecated since february 2020.

Our internal security colleagues tell us the usage of deprecated dependencies (even transitive dependencies) should be avoided.

[janoshrubos]

There are some alternative libraries to request: request/request#3143
Also with comparison: https://github.com/sindresorhus/got#comparison