GDScript: Fix typed array with custom classes

modules/gdscript/tests/scripts/analyzer/features/typed_array_with_custom_class.gd

@@ -0,0 +1,10 @@
+class Inner:
+	var prop = "Inner"
+
+
+var array: Array[Inner] = [Inner.new()]
+
+
+func test():
+	var element: Inner = array[0]
+	print(element.prop)

modules/gdscript/tests/scripts/analyzer/features/typed_array_with_custom_class.out

@@ -0,0 +1,2 @@
+GDTEST_OK
+Inner