Generates the care_map with fingerprint

Reads the fingerprint of a partition from the build props and embeds it
into the care_map. Later, the update_verifier will compare the
fingerprint before it performs the verification.

Bug: 114778109
Test: generate care_map for sailfish and new pixel
Change-Id: I06afa01bf6dd3de4456a08ee7960954facc775fb