Android power telemetry: Update dumpsys power monitor parser to accept version 9.

On my L-release flash, dumpsys has version number 9 now.

However, it still seems to work with the dumpsys power monitor parser, so I think we should allow it to accept 9 also.

BUG=

Review URL: https://codereview.chromium.org/474653002

Cr-Commit-Position: refs/heads/master@{#289606}
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@289606 0039d316-1c4b-4281-b951-d872f2087c98

tools/telemetry/telemetry/core/platform/power_monitor/android_dumpsys_power_monitor.py

@@ -91,7 +91,7 @@ class DumpsysPowerMonitor(power_monitor.PowerMonitor):
     uid_entries = {}
     pwi_entries = defaultdict(list)
     for entry in csvreader:
-      if entry[DUMP_VERSION_INDEX] != '8':
+      if entry[DUMP_VERSION_INDEX] not in ['8', '9']:
         # Wrong file version.
         break
       if ROW_TYPE_INDEX >= len(entry):