power: reset: Support Minidump select option in dump type

On system crash, some targets are able to collect Minidump,
so add option to collect fulldump as well as minidump or both dumps.
This is snapshot of minidump driver support in msm-4.4,
'commit f4beb492260b ("power: reset: msm: add support to select both
dumps")'

Change-Id: I090653097ba12abb4fc0a1ff44bf155cc0d7a3ed
Signed-off-by: Lingutla Chandrasekhar <clingutla@codeaurora.org>