Don't add data_descripters when merging uncompress zip entries for merge_zips.

Also filter out META-INF/TRANSITIVE dir, and report warnings when
merge_zips see duplicates entries with different CRC hash.

Bug: b/65455145
Test: m clean && m -j java (locally)

Change-Id: I47172ffa27df71f3280f35f6b540a7b5a0c14550