Add missing @SInCE declaration to CloseablePath

Author: sbrannen

junit-platform-commons/src/main/java/org/junit/platform/commons/util/CloseablePath.java

@@ -22,6 +22,9 @@
 import java.nio.file.Paths;
 import java.util.function.Function;
 
+/**
+ * @since 1.0
+ */
 final class CloseablePath implements Closeable {
 
 	private static final String FILE_URI_SCHEME = "file";