clk: Fix continuation of of_clk_detect_critical()

The second line of the of_clk_detect_critical() function signature is
not indented according to coding style.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lkml.kernel.org/r/20191206133414.23925-1-geert+renesas@glider.be
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>