[7.13.x](backport #1149) fix: rename downloaded file using artifact name

[mergify]

This is an automatic backport of pull request #1149 done by Mergify.

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[elasticmachine]

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Build stats

• Build Cause: Pull request #1151 opened

• Start Time: 2021-05-06T12:09:02.534+0000

• Duration: 5 min 47 sec

• Commit: 29995c5

Test stats 🧪

Test	Results
Failed	0
Passed	96
Skipped	0
Total	96

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Test stats 🧪

Test	Results
Failed	0
Passed	96
Skipped	0
Total	96