initrdscripts/init-install*: Select install target instead of looping through
Its not immediately apparent that more than one install target could be
available. With this change we list the available devices up front then
prompt the user for which one to use, reducing confusion.
Fixes [YOCTO #9919].
Signed-off-by: California Sullivan <california.l.sullivan@intel.com> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
