narval #5740490 update debian packaging to dh_python2 [validation pending]

prioritynormal
typeenhancement
done in4.2.0
load0.250
load left0.000
closed by#3d1dccd6ba09 [debian] update to dh_python2 (closes #5740490)
patch[debian] update to dh_python2 (closes #5740490) [applied]