Fix primitive override problem in Kotlin-Java inheritance

See the comment in JetTypeMapper

compiler/testData/compileJavaAgainstKotlin/method/primitiveOverride/OverrideInJava.kt

@@ -0,0 +1,7 @@
+trait A<T> {
+    fun foo(): T
+}
+
+abstract class B : A<Int> {
+    override abstract fun foo(): Int
+}