feat(general): Add scan all files to entrypoint

[tsmithv11]

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

Description

Added entrypoint for secrets scan all files to be added to the GHA
Relates to bridgecrewio/checkov-action#131

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my feature, policy, or fix is effective and works
• New and existing tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[gruebel]

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