util: Remove 'getpir' and 'mptable' tools

util: Remove 'getpir' and 'mptable' tools

They create output in an obsolete form, are not actively maintained,
and the quality of the output is not better than randomly copy
pasting from other boards. These tools are no longer of any practical
value. remove them.

Change-Id: I49d7c5c86b908e08a3d79a06f5cb5b28cea1c806
Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-on: http://review.coreboot.org/5158
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>