[7.x] fix can't edit a scripted field with special char (#79842)#79974

Merged

Dosant merged 1 commit intoelastic:7.xfrom Dosant:backport/7.x/pr-79842

Oct 8, 2020

+38-8

Commits on Oct 8, 2020

fix can't edit a scripted field with special char (elastic#79842 )
Dosant
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