set the env for UPDATE_PACKAGE (the source zip) for update-binary. This allows shell scripts to use the source zip.
set the env for UPDATE_PACKAGE (the source zip) for update-binary. This allows shell scripts to use the source zip.

Change-Id: Ia8118b31408f687780dd45e14f540a7e76619cba

76Demented/bootable_recovery-,InsomniaAOSP/platform_bootable_recovery,randomblame/bootable_recovery,kylinmoddev/android_bootable_recovery,InsomniaAOSP/platform_bootable_recovery,DerTeufel/dualboot_recovery,randomblame/bootable_recovery,randomblame/bootable_recovery,Plain-Andy/android_platform_bootable_recovery,InsomniaAOSP/platform_bootable_recovery,76Demented/bootable_recovery-,InsomniaAOSP/platform_bootable_recovery,DerTeufel/dualboot_recovery,Plain-Andy/android_platform_bootable_recovery,InsomniaAOSP/platform_bootable_recovery,randomblame/bootable_recovery,kylinmoddev/android_bootable_recovery,DerTeufel/dualboot_recovery,Plain-Andy/android_platform_bootable_recovery,randomblame/bootable_recovery,76Demented/bootable_recovery-,kylinmoddev/android_bootable_recovery,76Demented/bootable_recovery-,DerTeufel/dualboot_recovery,kylinmoddev/android_bootable_recovery,76Demented/bootable_recovery-,DerTeufel/dualboot_recovery,Plain-Andy/android_platform_bootable_recovery