Update scalatest to 3.2.19 in Atry-patch-1#52

Atry wants to merge 1 commit intoAtry-patch-1Atry/ReactToBindingHtml.scala:Atry-patch-1from

update/Atry-patch-1/scalatest-3.2.19Atry/ReactToBindingHtml.scala:update/Atry-patch-1/scalatest-3.2.19Copy head branch name to clipboard