drm/meson: Remove unneeded semicolon

./drivers/gpu/drm/meson/meson_dw_mipi_dsi.c:117:2-3: Unneeded semicolon
./drivers/gpu/drm/meson/meson_dw_mipi_dsi.c:231:2-3: Unneeded semicolon

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=5392


Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Acked-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230602091416.107850-1-yang.lee@linux.alibaba.com