Fix is_active that is logged as int64 to bool

"Field type 3 is not supported when writing bool val." is being created
as we are trying to log is_active bit as int64.

Bug: 121035918
Test: statsd_test
Change-Id: I3d6ad610411a45caa5b3b99a5b936c6769be3502
diff --git a/cmds/statsd/src/metrics/GaugeMetricProducer.cpp b/cmds/statsd/src/metrics/GaugeMetricProducer.cpp
index 98a33f5..ec60244 100644
--- a/cmds/statsd/src/metrics/GaugeMetricProducer.cpp
+++ b/cmds/statsd/src/metrics/GaugeMetricProducer.cpp
@@ -194,7 +194,7 @@
     }
 
     protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_ID, (long long)mMetricId);
-    protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_IS_ACTIVE, isActiveLocked());
+    protoOutput->write(FIELD_TYPE_BOOL | FIELD_ID_IS_ACTIVE, isActiveLocked());
 
     if (mPastBuckets.empty()) {
         return;