update struct-offset.cpp test for camera API 2.3

Change-Id: I2f63f9f5e567099ea9d0005317f7a745c5a63ca6
Signed-off-by: Greg Hackmann <ghackmann@google.com>
diff --git a/tests/hardware/struct-offset.cpp b/tests/hardware/struct-offset.cpp
index 6abe360..8e5aa40 100644
--- a/tests/hardware/struct-offset.cpp
+++ b/tests/hardware/struct-offset.cpp
@@ -208,7 +208,8 @@
     CHECK_MEMBER_AT(camera_module_t, get_camera_info, 132, 256);
     CHECK_MEMBER_AT(camera_module_t, set_callbacks, 136, 264);
     CHECK_MEMBER_AT(camera_module_t, get_vendor_tag_ops, 140, 272);
-    CHECK_MEMBER_AT(camera_module_t, reserved, 144, 280);
+    CHECK_MEMBER_AT(camera_module_t, open_legacy, 144, 280);
+    CHECK_MEMBER_AT(camera_module_t, reserved, 148, 288);
 
     //Types defined in camera3.h
     CHECK_MEMBER_AT(camera3_device_ops_t, initialize, 0, 0);