clk: keystone: fix a trivial typo
clk: keystone: fix a trivial typo

s/regsiter/register/

Signed-off-by: Geliang Tang <d12999005f6151b9468b6f2bd6d86bf9f7b59e02@163.com>
Signed-off-by: Stephen Boyd <010521127f513270fe503d86ab8316ac5147f4b7@codeaurora.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs