Adds HTTP Basic auth to webhook

[gerson-scanapieco]

Description

Uses ENVs to store the HTTP Basic Authorization used in the webhook.

Motivation and Context

Without the authorization we cannot trigger our internal pipelines.

How Has This Been Tested?

The curl command was tested locally.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.