Adds a contrib/ script that repeatedly runs bitbake and interrupts
parsing to try and reproduce parsing deadlocks.
(Bitbake rev: 0457482e252f216618a6fccad0030fcd6c5a304f)
Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>