powerstats: Add NFC stats

Bug: 184722506
Test: dumpsys android.hardware.power.stats.IPowerStats/default
Change-Id: I3b8dce2f7170c686a619dfda1002a49edf3a5428
diff --git a/powerstats/raven/service.cpp b/powerstats/raven/service.cpp
index f1322a9..4224c1f 100644
--- a/powerstats/raven/service.cpp
+++ b/powerstats/raven/service.cpp
@@ -110,6 +110,7 @@
 
     addGs101CommonDataProviders(p);
     addDisplay(p);
+    addNFC(p, "/sys/devices/platform/10960000.hsi2c/i2c-4/4-0008/power_stats");
     addUwb(p);
 
     const std::string instance = std::string() + PowerStats::descriptor + "/default";