Upgrade to Scala 2.13.3

Author: ijuma

.travis.yml

@@ -7,7 +7,7 @@ language: scala
 scala:
   - 2.11.12
   - 2.12.12
-  - 2.13.2
+  - 2.13.3
 
 env:
   - SCALAJS_VERSION=       ADOPTOPENJDK=8

build.sbt

@@ -49,7 +49,7 @@ lazy val junit = libraryDependencies += "com.novocode" % "junit-interface" % "0.
 
 lazy val scala211 = "2.11.12"
 lazy val scala212 = "2.12.12"
-lazy val scala213 = "2.13.2"
+lazy val scala213 = "2.13.3"
 
 lazy val compat = MultiScalaCrossProject(JSPlatform, JVMPlatform, NativePlatform)(
   "compat",