[radar-push-endpoint] Fix user repository token URL

[yatharthranjan]

Description of the change

Fixes an issue with the user repository token URL in radar-push-endpoint. Removes the trailing / which causes issues.

Benefits

Possible drawbacks

Applicable issues

• Issue reported on slack channels.

Additional information

Checklist

• Chart version bumped in Chart.yaml according to semver.
• Variables are documented in the README.md
• Title of the PR starts with chart name (e.g. [<name_of_the_chart>])

[github-actions]

Great PR! Please pay attention to the following items before merging:

Files matching charts/*/values.yaml:

• Is the PR adding a new container? Please reviewer, add it to the models (internal process)
• Is the PR adding a new parameter? Please, ensure it’s documented in the README.md

This is an automatically generated QA checklist based on modified files.

[keyvaann]

Thanks! LGTM