drm: fix drm_mode_create_blob comment

Just a silly mistake

Signed-off-by: Lionel Landwerlin <[e-mail]>
Suggested-by: Ben Widawsky <[e-mail]>
Reviewed-by: Simon Ser <[e-mail]>
Signed-off-by: Simon Ser <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

include/uapi/drm/drm_mode.h

···
 };
 
 /**
- * struct drm_mode_create_blob - Create New block property
+ * struct drm_mode_create_blob - Create New blob property
  *
  * Create a new 'blob' data property, copying length bytes from data pointer,
  * and returning new blob ID.