fix(task): update task max page size error message to include an accurate limit

previously it had returned and error of 100, but the limit was 500.

pkger/service.go

@@ -3394,7 +3394,7 @@ func (s *Service) getAllTasks(ctx context.Context, orgID influxdb.ID) ([]*influx
 	for {
 		f := influxdb.TaskFilter{
 			OrganizationID: &orgID,
-			Limit:          100,
+			Limit:          influxdb.TaskMaxPageSize,
 		}
 		if afterID != nil {
 			f.After = afterID

task_errors.go

@@ -57,8 +57,13 @@ var (
 		Code: EInvalid,
 	}
 
+	// ErrPageSizeTooLarge indicates the page size is too large. This error is only
+	// used in the kv task service implementation. The name of this error may lead it
+	// to be used in a place that is not useful. The TaskMaxPageSize is the only one
+	// at 500, the rest at 100. This would likely benefit from a more specific name
+	// since those limits aren't shared globally.
 	ErrPageSizeTooLarge = &Error{
-		Msg:  fmt.Sprintf("cannot use page size larger then %d", MaxPageSize),
+		Msg:  fmt.Sprintf("cannot use page size larger then %d", TaskMaxPageSize),
 		Code: EInvalid,
 	}