fix: AWS quarantine plugin template

[trend-jack-c-tang]

fix: AWS quarantine plugin template

Change Summary

Fix AWS quarantine plugin template publish error, because SAM's "Fn::Equals" does not support comparing comma delimited parameter.

➜  aws-python-promote-or-quarantine git:(master) ✗ sam validate -t packaged.yaml --lint
E8003 Every Fn::Equals object requires a list of 2 string parameters
/Users/jack_c_tang/dev/fss-public/cloudone-filestorage-plugins/post-scan-actions/aws-python-promote-or-quarantine/packaged.yaml:140:9

Error: Linting failed. At least one linting rule was matched to the provided template.

PR Checklist

• [ ] I've read and followed the Contributing Guide.
• Documents/Readmes
  • [ ] Updated accordingly
  • [x] Not required
• Plugins that have versioning
  • [x] Version bumped and follows Semantic Versioning
  • [ ] (Azure Only): Ensure the version for the package location in template.json has been updated
  • [ ] Not required

Other Notes