Support SHA minSdkVersion in APK in APEX

Bug: 266903788
Test: rm -fr out/dist
      UNBUNDLED_BUILD_SDKS_FROM_SOURCE=true UNBUNDLED_BUILD_TARGET_SDK_WITH_API_FINGERPRINT=true TARGET_BUILD_APPS="com.google.android.rkpd" vendor/google/build/mainline_modules_bundles.sh
      # Without this change it fails, with this change it passes at
      # which point run the following.
      mkdir contents
      cd contents
      unzip ../out/dist/dev_keys_signed/com.google.android.rkpd/com.google.android.rkpd.apks
      deapexer extract standalones/standalone-x86.apex apex-contents
      aapt2 dump badging apex-contents/priv-app/rkpdapp.google@*/rkpdapp.google.apk  | grep Version
      # The sdkVersion and targetSdkVersion should both be set to SHA
      # versions.
Change-Id: I9ca54affd30f0a6cf561f1274b991d39e7cf1bce