Update expiration and owners of the BatteryStatus.StartAndroid histogram

Extend expiration milestone for the BatteryStatus.StartAndroid
histogram. Also add second owners line with a path reference
to the owners file.

BUG=1088646

Change-Id: I99dcfd289bcfcc3bc491bf50fa7a80c6908bcd93
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2485152
Commit-Queue: Tim Volodine <timvolodine@chromium.org>
Reviewed-by: Weilun Shi <sweilun@chromium.org>
Reviewed-by: Ilya Sherman <isherman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#819129}

tools/metrics/histograms/histograms_xml/others/histograms.xml

@@ -1167,8 +1167,9 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="BatteryStatus.StartAndroid" enum="BooleanSuccess"
-    expires_after="M85">
+    expires_after="M92">
   <owner>timvolodine@chromium.org</owner>
+  <owner>src/services/device/battery/OWNERS</owner>
   <summary>
     Whether the Battery Status API was successfully started up on Android.
   </summary>