Add prepare_bundle_image script to construct the builtin cpio archive.
Add prepare_bundle_image script to construct the builtin cpio archive.

Change-Id: I4730bdb34f71523ee1e2db9fe11c4507ab060991
GitOrigin-RevId: 88f253a52b2e7240d63957088fe17349d07e7c87

AmbiML/sparrow-scripts-full,AmbiML/sparrow-scripts-full