Update scalajs-dom to 0.9.7 (#78)

Author: scala-steward

project/Deps.scala

@@ -13,7 +13,7 @@ object Deps {
   def rhino = "org.mozilla" % "rhino" % "1.7.10"
   def shapeless = setting("com.chuusai" %%% "shapeless" % "2.3.3")
   def scalacheckShapeless = setting("com.github.alexarchambault" %%% "scalacheck-shapeless_1.14" % "1.2.0-1")
-  def scalajsDom = setting("org.scala-js" %%% "scalajs-dom" % "0.9.6")
+  def scalajsDom = setting("org.scala-js" %%% "scalajs-dom" % "0.9.7")
   def scalatags = setting("com.lihaoyi" %%% "scalatags" % "0.6.8")
   def scalaTest = "org.scalatest" %% "scalatest" % "3.0.7"
   def utest = setting("com.lihaoyi" %%% "utest" % "0.6.6")