[tests] avoid overlap i variable namespace
[tests] avoid overlap i variable namespace

Avoir overlaping of i variable name as already use as platform index.

xia0pin9/capstone,AmesianX/capstone,bSr43/capstone,bSr43/capstone,xia0pin9/capstone,xia0pin9/capstone,xia0pin9/capstone,xia0pin9/capstone,fvrmatteo/capstone,bSr43/capstone,xia0pin9/capstone,bSr43/capstone,AmesianX/capstone,fvrmatteo/capstone,AmesianX/capstone,AmesianX/capstone,fvrmatteo/capstone,bSr43/capstone,AmesianX/capstone,bSr43/capstone,fvrmatteo/capstone,xia0pin9/capstone,fvrmatteo/capstone,bSr43/capstone,AmesianX/capstone,fvrmatteo/capstone,fvrmatteo/capstone,AmesianX/capstone