M2351: Add post-binary hook into uvision whitelist

This is necessary for exporting M2351 uvision project.

Author: ccli8

tools/export/uvision/__init__.py

@@ -139,7 +139,8 @@ class Uvision(Exporter):
         "MTSCode.combine_bins_mts_dot",
         "MTSCode.combine_bins_mts_dragonfly",
         "NCS36510TargetCode.ncs36510_addfib",
-        "LPC55S69Code.binary_hook"
+        "LPC55S69Code.binary_hook",
+        "M2351Code.merge_secure"
     ])
 
     # File associations within .uvprojx file