power_VideoCall: Add power_VideoCall.25min to power_monitoring suite.

BUG=chromium:923765
TEST=none

Change-Id: I1c9206453535c9ece93520860f4e3f1d575c31a7
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/autotest/+/2269478
Tested-by: Todd Broch <tbroch@chromium.org>
Auto-Submit: Todd Broch <tbroch@chromium.org>
Commit-Queue: Puthikorn Voravootivat <puthik@chromium.org>
Reviewed-by: Puthikorn Voravootivat <puthik@chromium.org>
diff --git a/client/site_tests/power_VideoCall/control.25min b/client/site_tests/power_VideoCall/control.25min
index bb4f8d5..52adba7 100644
--- a/client/site_tests/power_VideoCall/control.25min
+++ b/client/site_tests/power_VideoCall/control.25min
@@ -6,6 +6,7 @@
 TEST_CATEGORY = "Benchmark"
 TEST_CLASS = "power"
 TEST_TYPE = "client"
+ATTRIBUTES = "suite:power_monitoring"
 
 DOC = """
 This test simulates video call multitasking and record power related statistic.