provision-android-sdk: ensure ANDROID_HOME parent dir is accessible by all
provision-android-sdk: ensure ANDROID_HOME parent dir is accessible by all

https://gitlab.com/fdroid/fdroidserver/-/merge_requests/926#note_586778883

f-droid/fdroidserver,f-droid/fdroidserver,fdroidtravis/fdroidserver,f-droid/fdroid-server,fdroidtravis/fdroidserver,f-droid/fdroidserver,f-droid/fdroid-server,f-droid/fdroid-server,f-droid/fdroid-server,f-droid/fdroid-server,fdroidtravis/fdroidserver,f-droid/fdroidserver,f-droid/fdroidserver,fdroidtravis/fdroidserver