Trivial RFR: 8217017 [TESTBUG] Tests fail to compile after JDK-8216265

[David Holmes]

Bug: https://bugs.openjdk.java.net/browse/JDK-8217017

There's a missing import statement. Patch below.

Thanks,
David
-----

diff -r de5564099c01 
test/jdk/java/nio/channels/spi/SelectorProvider/inheritedChannel/InheritedChannelTest.java
--- 
a/test/jdk/java/nio/channels/spi/SelectorProvider/inheritedChannel/InheritedChannelTest.java
+++ 
b/test/jdk/java/nio/channels/spi/SelectorProvider/inheritedChannel/InheritedChannelTest.java
@@ -48,6 +48,7 @@
  import jdk.test.lib.JDKToolFinder;
  import jdk.test.lib.Utils;
  import jdk.test.lib.process.ProcessTools;
+import jdk.test.lib.Platform;

  import org.testng.annotations.DataProvider;
  import org.testng.annotations.Test;