Remove real email from test data

[ietf-svn-bot]

owner:[email protected] type_task | by [email protected]

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Issue migrated from trac:2355 at 2022-03-03 09:46:45 +0000

[ietf-svn-bot]

@[email protected] changed type from defect to task

[ietf-svn-bot]

@[email protected] changed status from new to accepted