clk: versaclock3: Avoid unnecessary padding

Move long/pointer variables at the beginning of struct to avoid
unnecessary padding.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/r/20231122142310.203169-3-biju.das.jz@bp.renesas.com


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