[Telemetry SWX] Fix comment in ConvertTelemetryEnums test

Bug: b:158566609
Change-Id: I9f198d00a40738e69b2240e8972aff60cd8b66f9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2388622
Commit-Queue: Oleh Lamzin <lamzin@google.com>
Reviewed-by: Mahmoud Gawad <mgawad@google.com>
Cr-Commit-Position: refs/heads/master@{#803890}

chromeos/components/telemetry_extension_ui/test/telemetry_extension_ui_browsertest.js

@@ -136,7 +136,7 @@ TEST_F('TelemetryExtensionUIBrowserTest', 'ConvertTelemetryEnums', () => {
       telemetryProxy.convertErrorType(errorTypeEnum.kServiceUnavailable),
       'service-unavailable');
 
-  // Unit tests for convertCommandToEnum
+  // Unit tests for convertCpuArch.
   const cpuArchEnum = chromeos.health.mojom.CpuArchitectureEnum;
 
   assertEquals(telemetryProxy.convertCpuArch(cpuArchEnum.kUnknown), 'unknown');