soc: ti: knav_qmss_acc: Fix kernel-doc Return: tag

soc: ti: knav_qmss_acc: Fix kernel-doc Return: tag

Fix knav_init_acc_range() use of 'Return ...' instead of 'Return:'
kernel-doc comment, which produces a warning with W=2:

  knav_qmss_acc.c:473: No description found for return value of
  'knav_init_acc_range'

Tested-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Sai Sree Kartheek Adivi <s-adivi@ti.com>
Reviewed-by: Hari Prasath Gujulan Elango <gehariprasath@ti.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://patch.msgid.link/20260512170623.3174416-8-nm@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>