Revert "msm: HTC: add missing cam_clk"

Clock added in the wrong place.

This reverts commit 05cd028753550521aaef03625ae94428edeca4f5

Change-Id: Id8982d651bece066c36cd546798c6bc2b54709d5
Merge "Revert "msm: HTC: add missing cam_clk"" into cm-10.1