clk: fixed-rate: fix clk_hw_register_fixed_rate_with_accuracy_parent_hw

Add missing comma and remove extraneous NULL argument. The macro is
currently used by no one which explains why the typo slipped by.

Fixes: 2d34f09e79c9 ("clk: fixed-rate: Add support for specifying parents via DT/pointers")
Signed-off-by: Théo Lebrun <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Stephen Boyd <[e-mail]>

include/linux/clk-provider.h

···
  */
 #define clk_hw_register_fixed_rate_with_accuracy_parent_hw(dev, name,	      \
 		parent_hw, flags, fixed_rate, fixed_accuracy)		      \
-	__clk_hw_register_fixed_rate((dev), NULL, (name), NULL, (parent_hw)   \
-				     NULL, NULL, (flags), (fixed_rate),	      \
+	__clk_hw_register_fixed_rate((dev), NULL, (name), NULL, (parent_hw),  \
+				     NULL, (flags), (fixed_rate),	      \
 				     (fixed_accuracy), 0, false)
 /**
  * clk_hw_register_fixed_rate_with_accuracy_parent_data - register fixed-rate