pause-release-suspend-resume: Extend the sleep time to 500ms

On some platforms, 100ms is not enough to detect
whether the audio thread has entered the pause state.
This patch extends the sleep time to 500ms after pause

Signed-off-by: Wanzhuo.Li <wanzhuox.li@intel.com>

Author: Wanzhuo.Li

test-case/check-pause-release-suspend-resume.sh

@@ -75,7 +75,7 @@ OPT_NAME['l']='loop'         OPT_DESC['l']='loop count'
 OPT_HAS_ARG['l']=1             OPT_VAL['l']=5
 
 OPT_NAME['i']='sleep-period' OPT_DESC['i']='sleep period of aplay, unit is ms'
-OPT_HAS_ARG['i']=1             OPT_VAL['i']='100'
+OPT_HAS_ARG['i']=1             OPT_VAL['i']='500'
 
 OPT_NAME['s']='sof-logger'   OPT_DESC['s']="Open sof-logger trace the data will store at $LOG_ROOT"
 OPT_HAS_ARG['s']=0             OPT_VAL['s']=1