FE: add some more tests around static field fake overrides

compiler/testData/diagnostics/tests/visibility/packagePrivateStaticInterfaceFieldViaKotlinClass.kt

@@ -0,0 +1,34 @@
+// FIR_IDENTICAL
+// FIR_DUMP
+// FILE: javapackage/PackagePrivateGrandparentAbstractClass.java
+
+package javapackage;
+
+/*package-private*/ interface PackagePrivateGrandparentInterface {
+    public static String publicStaticField = "OK";
+}
+
+// FILE: javapackage/KotlinParentClass.kt
+
+package javapackage
+
+class KotlinParentClass : PackagePrivateGrandparentInterface
+
+// FILE: javapackage/PublicParentClass.java
+
+package javapackage;
+
+public class PublicParentClass extends KotlinParentClass {}
+
+// FILE: Child.kt
+
+import javapackage.PublicParentClass
+import javapackage.KotlinParentClass
+
+class Child : PublicParentClass() {
+    fun foo() {
+        val x = publicStaticField
+        val y = PublicParentClass.publicStaticField
+        val z = KotlinParentClass.<!UNRESOLVED_REFERENCE!>publicStaticField<!>
+    }
+}