incidentd: Parsing battery_type data to proto.

Bug: 65750835
Test: atest incident_helper_test
Change-Id: I3afefcfbd68924f8b6bd384cf1c7a41daeb243e3
diff --git a/Android.bp b/Android.bp
index 2dcbc92..802ca3f 100644
--- a/Android.bp
+++ b/Android.bp
@@ -721,6 +721,7 @@
     ],
 
     srcs: [
+        "core/proto/android/os/batterytype.proto",
         "core/proto/android/os/cpufreq.proto",
         "core/proto/android/os/cpuinfo.proto",
         "core/proto/android/os/kernelwake.proto",