PM: Needs to set newstate to NORMAL when awakening from stop mode

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4933 7fd9a85b-ad96-42d3-883c-3090e2eb8679

nuttx/configs/stm3210e-eval/src/up_idle.c

@@ -218,6 +218,7 @@ static void up_idlepm(void)
 
             up_rtc_cancelalarm();
             pm_changestate(PM_NORMAL);
+            newstate = PM_NORMAL;
           }
           break;