msm: npu: Increase timeout for NPU bringup to 60 seconds

The timeout to bringup the subsystem defined in PIL is 60 seconds.
This change is to set the timeout to wait for NPU bringup same
as the setting in PIL.

Change-Id: I2f76fc54ef711dd67404a4f06b2d1e4b4bfeba19
Signed-off-by: Da Hoon Pyun <dpyun@codeaurora.org>