[7.x] [chore] TS 3.9: convert ts-ignore to ts-expect-error (#69541)#69771

Merged

clintandrewhall merged 1 commit intoelastic:7.xfrom clintandrewhall:backport/7.x/pr-69541

Jun 24, 2020

+164-220

Commits on Jun 24, 2020

[chore] TS 3.9: convert ts-ignore to ts-expect-error (elastic#69541 )

clintandrewhall
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elasticmachine
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