Enable javalib/util/* for Scala.js

The following tests from javalib/util have been enabled:

- javalib/util/ArraysTest.scala
- javalib/util/UUIDTest.scala
- javalib/util/ThrowablesTest.scala
- javalib/util/RandomTest.scala
- javalib/util/PropertiesTest.scala
- javalib/util/PriorityQueueTest.scala
- javalib/util/HashtableTest.scala
- javalib/util/DateTest.scala

Signed-off-by: Nikita Eshkeev <kastolom@gmail.com>

Author: neshkeev

project/Build.scala

@@ -985,6 +985,7 @@ object Build {
           ++ (dir / "shared/src/test/scala/org/scalajs/testsuite/javalib/math" ** "*.scala").get
           ++ (dir / "shared/src/test/scala/org/scalajs/testsuite/javalib/net" ** ("URLDecoderTest.scala": FileFilter)).get
           ++ (dir / "shared/src/test/scala/org/scalajs/testsuite/javalib/security" ** "*.scala").get
+          ++ (dir / "shared/src/test/scala/org/scalajs/testsuite/javalib/util" ** (("ArraysTest.scala": FileFilter) || "UUIDTest.scala" || "ThrowablesTest.scala" || "RandomTest.scala" || "PropertiesTest.scala" || "PriorityQueueTest.scala" || "HashtableTest.scala" || "DateTest.scala")).get
           ++ (dir / "shared/src/test/require-jdk8/org/scalajs/testsuite/javalib/lang" ** "*.scala").get
           ++ (dir / "shared/src/test/require-jdk8/org/scalajs/testsuite/javalib/util" ** (("Base64Test.scala": FileFilter) || "OptionalTest.scala" || "SplittableRandom.scala" || "ObjectsTestOnJDK8.scala" || "ComparatorTestOnJDK8.scala")).get
           ++ (dir / "shared/src/test/scala/org/scalajs/testsuite/utils" ** "*.scala").get