Experimental: Checks latest version of pyocd

Looking online would suggest that the current error is being caused by not
having the latest version of pyocd installed, so this attempts to update to the
latest before running any pyocd commands.

Change-Id: If5802ad49be2313453d6f16aad313afc4740273c
Signed-off-by: Matthew Dalzell <matthew.dalzell@arm.com>
1 file changed