[artifactory-oss] remove unused values

[gulecroc]

PR Checklist

[Place an '[x]' (no spaces) in all applicable fields. Please remove unrelated fields.]

• [x] Chart Version bumped
• [x] CHANGELOG.md updated
• [x] Variables and other changes are documented in the README.md
• [x] Title of the PR starts with chart name (e.g. [artifactory])

What this PR does / why we need it:

artifactory-oss chart only override actifactory chart values under artifactory.x

This PR is to remove unused values

Which issue this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close that issue when PR gets merged): fixes #

Special notes for your reviewer:

[github-actions[bot]]

CLA Assistant Lite bot All contributors have signed the CLA ✍️ ✅

[gulecroc]

I have read the CLA Document and I hereby sign the CLA

[gulecroc]

recheck