Incorporate secrets base path into secret group filepath

[doodlesbykumbi]

Implemented Changes

Carried out in collaboration with @john-odonnell.

These changes were initially meant to land with the PR for Onyx-11974. They incorporate the secrets base path /conjur/secret onto the relative file paths for each secret group defined by annotations, and handle validations.

Connected Issue/Story

CyberArk internal issue link: Onyx-11974

Definition of Done

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merged.

Changelog

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  CHANGELOG update

Test coverage

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  changes, or
• The changes in this PR do not require tests

Documentation

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Behavior

• This PR changes product behavior and has been reviewed by a PO, or
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Security

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[codeclimate]

Code Climate has analyzed commit 49a5d0d and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 86.7% (50% is the threshold).

This pull request will bring the total coverage in the repository to 90.1% (1.0% change).

View more on Code Climate.

[john-odonnell]

LGTM 👍