clk: ti: Replace kstrdup() + strreplace() with kstrdup_and_replace()

Replace open coded functionality of kstrdup_and_replace() with a call.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230804143910.15504-5-andriy.shevchenko@linux.intel.com


Signed-off-by: Stephen Boyd <sboyd@kernel.org>