Fix error in the tutorial
Fix error in the tutorial

Apart from one obvious typo, two table list indices need to be swapped.
This is because the tutorial and the paper choose different orderings
for them. Thanks to Jaehoon Lee and Junchen Rong for noticing.

Signed-off-by: Connor Behan <89f96a099c47edae2e9c5a371cbf43991ac7aa8c@gmail.com>

cbehan/pycftboot