[7.12] [Metrics UI] Fix removing warning threshold from alert expressions (#93338)#93455

Merged

Zacqary merged 1 commit intoelastic:7.12from Zacqary:backport/7.12/pr-93338

Mar 3, 2021

+2-2

Commits on Mar 3, 2021

[Metrics UI] Fix removing warning threshold from alert expressions (elastic#93338 )
Zacqary
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