Rename test data folder according to the new test naming convention.

compiler/testData/loadJava/modality/ModalityOfFakeOverrides.java

@@ -0,0 +1,15 @@
+package test;
+
+import java.util.AbstractList;
+
+public class ModalityOfFakeOverrides extends AbstractList<String> {
+    @Override
+    public String get(int index) {
+        return "";
+    }
+
+    @Override
+    public int size() {
+        return 0;
+    }
+}