[7.17] Update gradle wrapper to 7.4 (#81963)#83886

Merged

breskeby merged 1 commit intoelastic:7.17from breskeby:backport/7.17/pr-81963

Feb 15, 2022

+229-75

Commits on Feb 14, 2022

Update gradle wrapper to 7.4 (elastic#81963 )
breskeby
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