bus: ti-sysc: re-order the clkdm control around reset handling

Parenting clockdomain for the IP should be enabled during the reset
handling logic, otherwise the reset may not finish properly. Re-order
the clockdomain control logic to avoid this.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>