msm: clock-8610: Remove some simulation related FIXMEs

Remove halt check and dependendency hacks introduced
to workaround bugs in simulation. Real hardware does
not possess these bugs.

Change-Id: I5c2f9156d3bae7c78cd624f2629baa35381f4831
Signed-off-by: Vikram Mulukutla <markivx@codeaurora.org>