ops does not support HTTP_PROXY and HTTPS_PROXY env var

[sciabarracom]

• I have searched the issues of this repository and believe that this is not a duplicate.

Ⅰ. Issue Description

Since we are using the go git library it is supposed it supports the standard environment variables HTTP(S)_PROXY ... but it does not.

Ⅱ. Describe what happened

seth the variables, and try ops -update... error!

Ⅲ. Describe what you expected to happen

it should work!

Ⅳ. How to reproduce it (as minimally and precisely as possible)

set the variables and try it

Ⅴ. Anything else we need to know?

Ⅵ. Environment:

• K8S Runtime and version:
• OPS CLI version: 0.1.0-2409121919.dev
• Others: