Bump vega-selections from 6.1.0 to 6.1.2#218

Chenglong-MS merged 2 commits intodevmicrosoft/data-formulator:devfrom

dependabot/npm_and_yarn/vega-selections-6.1.2microsoft/data-formulator:dependabot/npm_and_yarn/vega-selections-6.1.2Copy head branch name to clipboard