Set default scala version to 2.13.3.

cheeseng · cheeseng · commit d2ecc447da77 · 2020-11-07T22:36:09.000+08:00
diff --git a/build.sbt b/build.sbt
@@ -91,6 +91,7 @@ lazy val scalatestPlusScalaCheck =
     .settings(sharedSettings)
     .enablePlugins(SbtOsgi)
     .settings(osgiSettings: _*).settings(
+      scalaVersion := "2.13.3", 
       OsgiKeys.exportPackage := Seq(
         "org.scalatestplus.scalacheck.*"
       ),
