[7.x] [DOCS] Rename monitoring collection from internal to legacy (#65781)#66768

Merged

lcawl merged 1 commit intoelastic:7.xfrom lcawl:backport/7.x/pr-65781

May 16, 2020

+6-6

Commits on May 15, 2020

[DOCS] Rename monitoring collection from internal to legacy (elastic#65781 )
lcawl
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