Fix FLAG_EXEMPT_FROM_APP_STANDBY check

It was checking with the time constraint, but the sync manager
uses FLAG_EXEMPT_FROM_APP_STANDBY for back-off syncs too, so
it was actually valid.

Instead let's just make sure periodic syncs don't have it.

Bug: 73119752
Test: atest CtsJobSchedulerTestCases
Change-Id: Ib87680fcef0707440a186848db076c4524a632af

core/java/android/app/job/JobInfo.java

@@ -365,9 +365,7 @@ public class JobInfo implements Parcelable {
 
     /** @hide */
     public boolean isExemptedFromAppStandby() {
-        return ((flags & FLAG_EXEMPT_FROM_APP_STANDBY) != 0)
-                && !hasEarlyConstraint()
-                && !hasLateConstraint();
+        return ((flags & FLAG_EXEMPT_FROM_APP_STANDBY) != 0) && !isPeriodic();
     }
 
     /**

services/core/java/com/android/server/job/JobSchedulerService.java

@@ -2346,9 +2346,9 @@ public final class JobSchedulerService extends com.android.server.SystemService
                 if (callingUid != Process.SYSTEM_UID) {
                     throw new SecurityException("Job has invalid flags");
                 }
-                if (job.hasLateConstraint() || job.hasEarlyConstraint()) {
-                    Slog.wtf(TAG, "Jobs with time-constraints mustn't have"
-                            +" FLAG_EXEMPT_FROM_APP_STANDBY. Job=" + job);
+                if (job.isPeriodic()) {
+                    Slog.wtf(TAG, "Periodic jobs mustn't have"
+                            + " FLAG_EXEMPT_FROM_APP_STANDBY. Job=" + job);
                 }
             }
         }