validate: Check credentials

curl 'https://sonarcloud.io/api/authentication/validate'

import requests

resp = requests.get("https://sonarcloud.io/api/authentication/validate")
data = resp.json()

import zingu_apis

api = zingu_apis.api("sonarqube")
result = api.fetch("api/authentication/validate")

for item in result:
    print(item)

const resp = await fetch("https://sonarcloud.io/api/authentication/validate");
const data = await resp.json();