Add test for obsolete issue

#KT-4609 Obsolete

compiler/testData/loadJava/compiledJava/WildcardBounds.java

@@ -0,0 +1,9 @@
+package test;
+
+import java.lang.CharSequence;
+
+public class WildcardBounds {
+    static class A<T> {}
+
+    void foo(A<? extends CharSequence> x, A<? super String> y) {}
+}

compiler/testData/loadJava/compiledJava/WildcardBounds.txt

@@ -0,0 +1,10 @@
+package test
+
+public open class WildcardBounds {
+    public constructor WildcardBounds()
+    public/*package*/ open fun foo(/*0*/ p0: test.WildcardBounds.A<out kotlin.CharSequence!>!, /*1*/ p1: test.WildcardBounds.A<in kotlin.String!>!): kotlin.Unit
+
+    public/*package*/ open class A</*0*/ T : kotlin.Any!> {
+        public/*package*/ constructor A</*0*/ T : kotlin.Any!>()
+    }
+}