Don't read the odex zip files when building sbom-metadata.csv

The files inside the odex zip files are now part of $(installed_files)
as of aosp/2729625.

Bug: 205632228
Test: m out/target/product/emulator_x86_64/sbom-metadata.csv, before this cl you can find duplicate entries for the odex files. After this cl there's only 1
Change-Id: I1645bd1bb9e1f10fc3746225a15b8431b666580e