Replace a comma between expression statements by a semicolon.

Fixes: 3e0cf4d3 ("spi: meson-spicc: add a linear clock divider support")
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patch.msgid.link/20240716091151.1434450-1-nichen@iscas.ac.cnSigned-off-by: Mark Brown <broonie@kernel.org>