dmaengine: qcom: gpi: Remove unneeded semicolon

fix semicolon.cocci warning:
drivers/dma/qcom/gpi.c:1703:2-3: Unneeded semicolon

Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Link: https://lore.kernel.org/r/20210115100040.33364-1-vulab@iscas.ac.cn


Signed-off-by: Vinod Koul <vkoul@kernel.org>