Support for `-dashboard` option

[ehsandeep]

Please describe your feature request:

New option to upload httpx result to UI Dashboard.

   -pd, -dashboard                 upload / view output in projectdiscovery cloud (pdcp) UI dashboard
   -aid, -asset-id string          upload new assets to existing asset id (optional)
   -aname, -asset-name string      assets group name to set (optional)
   -pdu, -dashboard-upload string  upload httpx output file (jsonl) in projectdiscovery cloud (pdcp) UI dashboard

$ chaos -d hackerone.com | httpx

    __    __  __       _  __
   / /_  / /_/ /_____ | |/ /
  / __ \/ __/ __/ __ \|   /
 / / / / /_/ /_/ /_/ /   |
/_/ /_/\__/\__/ .___/_/|_|
             /_/

        projectdiscovery.io

[INF] Current httpx version v1.6.6 (latest)
[WRN] UI Dashboard is disabled, Use -dashboard option to enable.
http://a.ns.hackerone.com
https://www.hackerone.com
http://b.ns.hackerone.com
https://api.hackerone.com
https://mta-sts.forwarding.hackerone.com
https://docs.hackerone.com
https://support.hackerone.com
https://mta-sts.hackerone.com
https://gslink.hackerone.com

$ chaos -d hackerone.com | httpx -dashboard

    __    __  __       _  __
   / /_  / /_/ /_____ | |/ /
  / __ \/ __/ __/ __ \|   /
 / / / / /_/ /_/ /_/ /   |
/_/ /_/\__/\__/ .___/_/|_|
             /_/

        projectdiscovery.io

[INF] Current httpx version v1.6.6 (latest)
[INF] To view results on UI dashboard, visit https://cloud.projectdiscovery.io/assets upon completion.
http://a.ns.hackerone.com
https://www.hackerone.com
http://b.ns.hackerone.com
https://api.hackerone.com
https://mta-sts.forwarding.hackerone.com
https://docs.hackerone.com
https://support.hackerone.com
https://mta-sts.hackerone.com
https://gslink.hackerone.com
[INF] Found 10 results, View found results in dashboard : https://cloud.projectdiscovery.io/assets/cqd56lebh6us73bi22pg

[!NOTE] Notes

1. dashboard option can not (for time being) be used with -ss option.
2. ENABLE_CLOUD_UPLOAD env to enable dashboard upload as default.
3. DISABLE_CLOUD_UPLOAD_WARN to disable dashboard warning
4. PDCP_TEAM_ID env
5. Related options: -aid, -asset-id string upload httpx results to existing asset group (optional) -aname, -asset-name string set asset group name (optional)