accel/ivpu: Remove suspend_reschedule_counter

Don't retry runtime suspend. It is now expected to succeed on the first
try. After autosuspend_delay passed, FW should already be idle and
ready for warm suspend.

Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Wachowski, Karol <karol.wachowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240611120433.1012423-4-jacek.lawrynowicz@linux.intel.com