Fix setup.sh to credibly find cvd-host_package.tar.gz from default paths
Fix setup.sh to credibly find cvd-host_package.tar.gz from default paths

1. Search ANDROID_SOONG_HOST_OUT
2. If 1 is not defined, search the supposedly ANDROID_SOONG_HOST_OUT,
   using ANDROID_HOST_OUT
3. If the file is not found in 2, search ANDROID_HOST_OUT

google/android-cuttlefish,google/android-cuttlefish,google/android-cuttlefish,google/android-cuttlefish,google/android-cuttlefish,google/android-cuttlefish,google/android-cuttlefish