Update index.md

Author: ucpis2026us

index.md

@@ -192,7 +192,7 @@ architecture.
 
 See:
 - **Governance Without Capture**  
-  https://github.com/ucpis2026us/ucpis/tree/main/Governance-Without-Capture.md
+https://github.com/ucpis2026us/ucpis/tree/main/Governance_Without_Capture.md
 - **Annex G — Governance Models** *(Deferred)*
 
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