Rebrand to flashprog and update URLs

Mostly automated `sed` work. As of now, URLs to the old wiki are broken
either way, so changing them shouldn't hurt. Other URLs (e.g. to mailing
list archives) were hopefully filtered correctly.

Change-Id: I9d43bfd0e675eff2fcbad05f304b9ce9f5006b08
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.sourcearcade.org/c/flashrom-stable/+/21
91 files changed