etnaviv/isa: Add missing dep of encode.py/decode.py calls on isa.py
What does this MR do and why?
etnaviv/isa: Add missing dep of encode.py/decode.py calls on isa.py
Changing src/compiler/isaspec/*.py did not cause rebuilds of
etnaviv-isa.c and etnaviv-isa.h.
Signed-off-by: Christian Gmeiner <cgmeiner@igalia.com>