[profiling]add show_straggler argument to log_summary() (#3579)
* add show_straggler argument to log_summary()
* Show straggler effect logging in seperate table
* fix formatting
* add docs for log_summary with straggler effect
* fix typo
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Co-authored-by: Logan Adams <114770087+loadams@users.noreply.github.com>
Co-authored-by: Olatunji Ruwase <olruwase@microsoft.com>