TBR: tools/presubmit: get rid of "setting verified label" message.
TBR: tools/presubmit: get rid of "setting verified label" message.

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PresubmitTest: none
Change-Id: I1592468637d786b8124c90df983a5d89c730faf6

vanadium/go.devtools,vanadium/go.devtools,vanadium/go.devtools