[7.x](backport #435) Better enroll logging

[mergify]

This is an automatic backport of pull request #435 done by Mergify.

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[elasticmachine]

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Build stats

• Build Cause: Pull request #439 opened

• Start Time: 2021-06-08T10:03:12.481+0000

• Duration: 4 min 17 sec

• Commit: 833bcc5

Test stats 🧪

Test	Results
Failed	0
Passed	178
Skipped	0
Total	178

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