e2fsprogs: remove more busybox applet links

Following commit aa028292 (e2fsprogs: remove busybox tune2fs when
installing full version, 2015-07-08), remove the rest of Busybox e2fsprogs
applet links. All of them are installed in different locations than upstream
e2fsprogs.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>