clk: ep93xx: make const read-only arrays static

Don't populate the const read-only arrays on the stack at run time,
instead make them static.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20250112213947.8524-1-colin.i.king@gmail.com


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