Fix mapping of nullable generic underlying types of inline classes

#KT-32162 Fixed

compiler/testData/codegen/box/inlineClasses/unboxValueOfAnyBeforeMethodInvocationGeneric2.kt

@@ -0,0 +1,24 @@
+// WITH_STDLIB
+// WORKS_WHEN_VALUE_CLASS
+// LANGUAGE: +ValueClasses, +GenericInlineClassParameter
+
+OPTIONAL_JVM_INLINE_ANNOTATION
+value class NullableInt<T: Any>(private val holder: T?) {
+    val intValue: Int get() = holder as Int
+}
+
+val prop: ArrayList<NullableInt<Any>> = arrayListOf(NullableInt(0))
+
+fun box(): String {
+    val a = prop[0].intValue
+    if (a != 0) return "Error 1: $a"
+
+    val local = mutableListOf(NullableInt(1))
+    val b = local[0].intValue
+    if (b != 1) return "Error 2: $b"
+
+    prop[0] = NullableInt(2)
+    if (prop[0].intValue != 2) return "Error 3: ${prop[0].intValue}"
+
+    return "OK"
+}