pixelstats: align BATT_HIST_NUM_MAX_V2 to latest layout size

Bug: 235548224
Signed-off-by: Jenny Ho <hsiufangho@google.com>
Change-Id: I817134965560b947dca566f65b8ffe37957dcc0a
diff --git a/pixelstats/include/pixelstats/BatteryEEPROMReporter.h b/pixelstats/include/pixelstats/BatteryEEPROMReporter.h
index f7075f9..13a203b 100644
--- a/pixelstats/include/pixelstats/BatteryEEPROMReporter.h
+++ b/pixelstats/include/pixelstats/BatteryEEPROMReporter.h
@@ -34,9 +34,9 @@
 // hence the history number is 928/28~33
 #define BATT_HIST_NUM_MAX 33
 
-// New history layout total size is 924 or 912 byte
-// each history data size is 12 bytes: 912/12=76
-#define BATT_HIST_NUM_MAX_V2 76
+// New history layout total size is 924 or 900 byte
+// each history data size is 12 bytes: 900/12=75
+#define BATT_HIST_NUM_MAX_V2 75
 
 /**
  * A class to upload battery EEPROM metrics