Release 0.21.0, includes some lib version bumps

Author: davesmith00000

.indigo-version

@@ -1 +1 @@
-0.20.1-SNAPSHOT
+0.21.0

indigo/build.sbt

@@ -4,7 +4,7 @@ import Misc._
 
 Global / onChangedBuildSource := ReloadOnSourceChanges
 
-val scala3Version = "3.6.3"
+val scala3Version = "3.6.4"
 
 ThisBuild / versionScheme := Some("early-semver")
 ThisBuild / scalaVersion  := scala3Version

indigo/indigo-extras/src/main/scala/indigoextras/subsystems/Automata.scala

@@ -19,7 +19,6 @@ import indigo.shared.time.Seconds
 import indigoextras.subsystems.AutomataEvent.*
 
 import scalajs.js
-import scalajs.js.JSConverters.*
 
 final case class Automata[Model](
     poolKey: AutomataPoolKey,

indigo/indigo/src/main/scala/indigo/platform/assets/AssetLoader.scala

@@ -9,7 +9,6 @@ import indigo.shared.events.AssetEvent
 import indigo.shared.events.IndigoSystemEvent
 import org.scalajs.dom
 import org.scalajs.dom.*
-import org.scalajs.dom.html
 import org.scalajs.macrotaskexecutor.MacrotaskExecutor.Implicits.*
 
 import scala.concurrent.Future

indigo/project/Dependencies.scala

@@ -5,15 +5,15 @@ import sbt.{Def, _}
 object Dependencies {
 
   object Versions {
-    val circe            = "0.14.10"
+    val circe            = "0.14.13"
     val scalaCheck       = "1.18.1"
     val scalajsDom       = "2.8.0"
     val scalajsMacroTask = "1.1.1"
     val scalajsBenchmark = "0.10.0"
     val chartjs          = "1.0.2"
-    val munit            = "1.1.0"
-    val ultraviolet      = "0.5.0"
-    val tyrianVersion    = "0.13.0"
+    val munit            = "1.1.1"
+    val ultraviolet      = "0.6.0"
+    val tyrianVersion    = "0.14.0"
   }
 
   object Shared {

indigo/project/plugins.sbt

@@ -1,4 +1,4 @@
-addSbtPlugin("org.scala-js"        % "sbt-scalajs"        % "1.18.2")
+addSbtPlugin("org.scala-js"        % "sbt-scalajs"        % "1.19.0")
 addSbtPlugin("io.indigoengine"    %% "sbt-indigo"         % SbtIndigoVersion.getVersion)
 addSbtPlugin("org.xerial.sbt"     %% "sbt-sonatype"       % "3.12.2")
 addSbtPlugin("com.github.sbt"     %% "sbt-pgp"            % "2.3.1")