fix for SCA proxy bugs

[ilandn]

By submitting a PR to this repository, you agree to the terms within the [Checkmarx Code of Conduct]https://github.com/checkmarx-ltd/open-source-template/blob/master/CODE-OF-CONDUCT.md). Please see the contributing guidelines for how to create and submit a high-quality PR for this repo.

Description

Describe the purpose of this PR along with any background information and the impacts of the proposed change.

References

Include supporting link to GitHub Issue/PR number

Testing

Describe how this change was tested. Be specific about anything not tested and reasons why. If this solution has unit and/or integration testing, tests should be added for new functionality and existing tests should complete without errors.

Please include any manual steps for testing end-to-end or functionality not covered by unit/integration tests.

Checklist

• I have added documentation for new/changed functionality in this PR (if applicable). If documentaiton is a Wiki Update, please indicate desired changes within PR MD Comment
• All active GitHub checks for tests, formatting, and security are passing
• The correct base branch is being used

[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
3 Code Smells

No Coverage information
0.0% Duplication

[umeshwaghode]

The changes done for 573 will break the PAC proxy use case and also the case when proxy parameters are configured directly on the agent, not in the pipeline.