for Amazon Linux image

[tomoyamachi]

What did you implement:

To be able to scan amazonlinux image.

Type of change

• Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

[servers.image]
type="pseudo"
scanMode = ["fast-root"]
    [servers.image.images.amazon2]
        name="amazonlinux"
        tag="2"
    [servers.image.images.amazon1]
        name="amazonlinux"
        tag="1"

Checklist:

• Format your source code by make fmt
• Pass the test by make test
• Enable "Allow edits from maintainers" for this PR