mtd: tests: mtd_stresstest: Replace printk with pr_{info,crit,err}

Use pr_fmt instead of PRINT_PREF macro

Signed-off-by: Vikram Narayanan <vikram186@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
1 file changed