Add 'CloudExtensionRequestEnabled' policy to 'ChromeReportingExtension' group

Bug: 'ChromeReportingExtension'
Change-Id: If39c8ae2df58eaf34ce1e5e42ed47263375736a8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2090504Reviewed-by: Julian Pastarmov <pastarmovj@chromium.org>
Commit-Queue: Owen Min <zmin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#748232}

components/policy/resources/policy_templates.json

@@ -770,6 +770,7 @@
         'ReportUserIDData',
         'ReportExtensionsAndPluginsData',
         'ReportSafeBrowsingData',
+        'CloudExtensionRequestEnabled',
         'CloudReportingEnabled',
       ],
     },