Updates bug reporting instructions

.github/ISSUE_TEMPLATE/bug_report.md

@@ -4,7 +4,7 @@ about: Create a report to help GitLens improve
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 <!-- Please search existing issues to avoid creating duplicates. -->
-<!-- Also for any git related or intermittent issues, please enable output channel logging by setting `"gitlens.outputLevel": "verbose"` in your settings.json. This will enable logging to the GitLens channel in the Output pane. Once enabled, please attempt to reproduce the issue (if possible) and attach the relevant log lines from the GitLens channel.
+<!-- Also for any git related or intermittent issues, please enable output channel logging by setting `"gitlens.outputLevel": "debug"` in your settings.json. This will enable logging to the `GitLens` & `GitLens (Git)` channels in the Output pane. Once enabled, please attempt to reproduce the issue (if possible) and attach the log lines from both channels.
 -->
 
 - GitLens Version: