clk: qcom: Fix slimbus n and m val offsets

These shifts were copy/pasted from the pcm which is a different
size RCG. Use the correct offsets so that slimbus rates are
correct.

Fixes: b82875ee07 "clk: qcom: Add MSM8960/APQ8064 LPASS clock controller (LCC) driver"
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Michael Turquette <mturquette@linaro.org>

drivers/clk/qcom/lcc-msm8960.c

@@ -417,8 +417,8 @@ static struct clk_rcg slimbus_src = {
 		.mnctr_en_bit = 8,
 		.mnctr_reset_bit = 7,
 		.mnctr_mode_shift = 5,
-		.n_val_shift = 16,
-		.m_val_shift = 16,
+		.n_val_shift = 24,
+		.m_val_shift = 8,
 		.width = 8,
 	},
 	.p = {