clk: renesas: Drop core param from gen3_clk_get_rate64_pll_mul_reg

Drop 'core' parameter from gen3_clk_get_rate64_pll_mul_reg() function
as it is only used in debug print. No functional change except for the
debug print, which is disabled by default.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
1 file changed