Revert "Sign APKs using SHA-256 instead of SHA-1 when possible."

This reverts commit de5bc04717505ad0e5b55605bccf43974f4c5c7a because it's breaking some builds. Turns out some APKs have multiple sdkVersion attributes returned by aapt.

Change-Id: I013d6ef5eac473dd3900e0b9edf4c32cdc838bab
4 files changed