drm/msm/dpu: Fix a typo

s/poiner/pointer/

Signed-off-by: Bhaskar Chowdhury <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Acked-by: Randy Dunlap <[e-mail]>
Signed-off-by: Dmitry Baryshkov <[e-mail]>
Signed-off-by: Rob Clark <[e-mail]>

drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h

···
 
 /**
  * dpu_kms_get_clk_rate() - get the clock rate
- * @dpu_kms:  poiner to dpu_kms structure
+ * @dpu_kms:  pointer to dpu_kms structure
  * @clock_name: clock name to get the rate
  *
  * Return: current clock rate