[telemetry] Sort imports in Telemetry and its dependents.

tools/perf/benchmarks/octane.py

Index: tools/perf/benchmarks/octane.py
diff --git a/tools/perf/benchmarks/octane.py b/tools/perf/benchmarks/octane.py
index a3d1d4b10760bbe8a6eae0e2438400498daed1ce..657d52d1a09e3451e55287475129b94ac0888469 100644
--- a/tools/perf/benchmarks/octane.py
+++ b/tools/perf/benchmarks/octane.py
@@ -13,7 +13,6 @@ Octane 2.0 consists of 17 tests, four more than Octane v1.
 
 import os
 
-from metrics import power
 from telemetry import benchmark
 from telemetry import page as page_module
 from telemetry.page import page_set
@@ -21,6 +20,8 @@ from telemetry.page import page_test
 from telemetry.util import statistics
 from telemetry.value import scalar
 
+from metrics import power
+
 _GB = 1024 * 1024 * 1024
 
 DESCRIPTIONS = {