Resync vendored NIC-DMD to 1.2 (matches bumped upstream)

https://claude.ai/code/session_01UTLgeynyvS72gVeytasCfG

Author: claude

third_party/nic_dmd/nic_dmd.py

@@ -42,7 +42,7 @@
 https://github.com/Project-NIC
 """
 
-__version__ = "1.0.0"
+__version__ = "1.2"
 
 # ---------------------------------------------------------------------------
 # Constants — match the #define values in the C header