Explicitly convert test media_root(tmpdir) to str
Explicitly convert test media_root(tmpdir) to str

mociepka/saleor,UITools/saleor,UITools/saleor,UITools/saleor,maferelo/saleor,maferelo/saleor,UITools/saleor,maferelo/saleor,mociepka/saleor,UITools/saleor,mociepka/saleor