[8.1] Update gradle wrapper to 7.4 (#81963)#83883

Merged

elasticsearchmachine merged 1 commit intoelastic:8.1from breskeby:backport/8.1/pr-81963

Feb 14, 2022

+130-81

Commits on Feb 14, 2022

Update gradle wrapper to 7.4 (elastic#81963 )
breskeby
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