[7.11] [ML] Support legacy watcher URL (#86661)#86734

Merged

darnautov merged 1 commit intoelastic:7.11from darnautov:backport/7.11/pr-86661

Dec 22, 2020

+21-3

Commits on Dec 22, 2020

[ML] Support legacy watcher URL (elastic#86661 )
darnautov
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