[7.x](backport #523) Policy changes can be dropped during policy rollouts to large number …

[mergify]

This is an automatic backport of pull request #523 done by Mergify.

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• @Mergifyio refresh will re-evaluate the rules
• @Mergifyio rebase will rebase this PR on its base branch
• @Mergifyio update will merge the base branch into this PR
• @Mergifyio backport <destination> will backport this PR on <destination> branch

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[elasticmachine]

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• Start Time: 2021-07-07T16:43:33.023+0000

• Duration: 5 min 44 sec

• Commit: 9b12677

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Test	Results
Failed	0
Passed	185
Skipped	0
Total	185

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