drm/prime: drop unexpected word "the" in the comments

there is an unexpected word "the" in the comments that need to be dropped

file: drivers/gpu/drm/drm_prime.c
line: 842
* of the the buffer described by the provided sg_table.
changed to
* of the buffer described by the provided sg_table.

Signed-off-by: Jiang Jian <[e-mail]>
Signed-off-by: Maxime Ripard <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/gpu/drm/drm_prime.c

···
  * @sgt: sg_table describing the buffer to check
  *
  * This helper calculates the contiguous size in the DMA address space
- * of the the buffer described by the provided sg_table.
+ * of the buffer described by the provided sg_table.
  *
  * This is useful for implementing
  * &drm_gem_object_funcs.gem_prime_import_sg_table.