bug-hunting.rst: update info about bug hunting

The document shows a really old procedure for bug hunting that
nobody uses anymore. Remove such section, and update the
remaining documentation to reflect the procedures used
currently.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
1 file changed