[8.0](backport #28590) Add request id to HTTP transactions to allow tracking.

[mergify]

This is an automatic backport of pull request #28590 done by Mergify.

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[elasticmachine]

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• Start Time: 2021-12-07T15:59:55.278+0000

• Duration: 103 min 33 sec

• Commit: 5090257

Test stats 🧪

Test	Results
Failed	0
Passed	7128
Skipped	16
Total	7144

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