ARM: omap5: hwmod_data: Correct IDLEMODE for McPDM

McPDM need to be configured to NO_IDLE mode when it is in used otherwise
vital clocks will be gated which results 'slow motion' audio playback.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: <stable@kernel.org>
Signed-off-by: Paul Walmsley <paul@pwsan.com>