fix: Relay Auth header via Query Params on Redirect

[nsrCodes]

trafficstars

fixes: https://github.com/requestly/requestly-desktop-app/issues/71

Also adds the following improvements:

• makes sure that the logs are now built from ctx.rq.original_request and not ctx.clientToProxyRequest
• improves the getQueryParamsMap by using the qs module now