Add the nio->net dependency.

Author: cstancu

substratevm/src/com.oracle.svm.hosted/src/com/oracle/svm/hosted/c/NativeLibraries.java

@@ -446,6 +446,10 @@ public void addStaticJniLibrary(String library, String... dependencies) {
         List<String> allDeps = new ArrayList<>(Arrays.asList(dependencies));
         /* "jvm" is a basic dependence for static JNI libs */
         allDeps.add("jvm");
+        if (library.equals("nio")) {
+            /* "nio" implicitly depends on "net" */
+            allDeps.add("net");
+        }
         dependencyGraph.add(library, allDeps);
     }