Fix tools/perf presubmit to use catapult/telemetry instead of tools/telemetry.

This is a precurser to deleting tools/telemetry so we don't break the perf
presubmit when that lands.

BUG=478864

Review URL: https://codereview.chromium.org/1646653002

Cr-Commit-Position: refs/heads/master@{#371889}

tools/perf/PRESUBMIT.py

@@ -28,7 +28,8 @@ def _CommonChecks(input_api, output_api):
 def _GetPathsToPrepend(input_api):
   perf_dir = input_api.PresubmitLocalPath()
   chromium_src_dir = input_api.os_path.join(perf_dir, '..', '..')
-  telemetry_dir = input_api.os_path.join(chromium_src_dir, 'tools', 'telemetry')
+  telemetry_dir = input_api.os_path.join(
+      chromium_src_dir, 'third_party', 'catapult', 'telemetry')
   return [
       telemetry_dir,
       input_api.os_path.join(telemetry_dir, 'third_party', 'mock'),