readme updates

Signed-off-by: Kyle Quest <[email protected]>

Author: kcq

README.md

@@ -468,6 +468,7 @@ In the interactive CLI prompt mode you must specify the target image using the `
 - `--include-exe-file` - Load executable file includes from a file (similar to `--include-path-file`)
 - `--include-shell` - Include basic shell functionality (default value: false)
 - `--include-workdir` - Keep files in working directory (default value: false)
+- `--include-last-image-layers` - Keep all files from the last number of layers in the image
 - `--include-healthcheck` - Keep the HEALTHCHECK related artifacts (default value: true)
 - `--include-cert-all` - Keep all discovered cert files (default: true)
 - `--include-cert-bundles-only` - Keep only cert bundles