Use ISE to indicate alarm limit

ISE is more appropriate than UnsupportedOperationException

Test: atest CtsAlarmManagerTestCases:UidCapTests

Bug: 31832077
Change-Id: I1cf1b11cc6ea6f5bf569a6e94ca78ec697352b76

services/core/java/com/android/server/AlarmManagerService.java

@@ -1765,7 +1765,7 @@ class AlarmManagerService extends SystemService {
                                 + ", callingPackage: " + callingPackage;
                 // STOPSHIP (b/128866264): Just to catch breakages. Remove before final release.
                 Slog.wtf(TAG, errorMsg);
-                throw new UnsupportedOperationException(errorMsg);
+                throw new IllegalStateException(errorMsg);
             }
             setImplLocked(type, triggerAtTime, triggerElapsed, windowLength, maxElapsed,
                     interval, operation, directReceiver, listenerTag, flags, true, workSource,