Fix generation of companion object inside inline classes

compiler/testData/codegen/bytecodeListing/inlineClasses/companionObjectInsideInlineClass.kt

@@ -0,0 +1,11 @@
+// !LANGUAGE: +InlineClasses
+
+inline class Foo(val x: Int) {
+    companion object {
+        fun funInCompanion() {}
+
+        private const val constValInCompanion = 1
+    }
+
+    fun inInlineClass() {}
+}