Cherry-pick #20508 to 7.9: Update Golang version to 1.14.7#20551

Merged

kvch merged 1 commit intoelastic:7.9from kvch:backport_20508_7.9

Aug 12, 2020

+13-12

Commits on Aug 11, 2020

Update Golang version to 1.14.7 (elastic#20508 )
kvch
committed