temp/ofono: update with upstream changes
https://gitlab.alpinelinux.org/alpine/aports/commit/5b1910ff5917ab7659d1258519d4ff27a84f7f3f
- use supervise-daemon
- build against system ell
- package ofono test scripts
- minor cleanup
https://gitlab.alpinelinux.org/alpine/aports/commit/5b1910ff5917ab7659d1258519d4ff27a84f7f3f