PIP-0030: updated image typo

PIP/PIP-0030.md

@@ -26,7 +26,7 @@ To improve this, first consider that how PascalCoin works. Users own accounts (P
 
 It is proposed by this PIP to change the SafeBoxHash algorithm to be a **merkle-root of the Account Segments**.This is to be called the SafeBoxRoot and marked SR in below diagram.
 
-![PASA Seals](resources/PIP-0030/SafeBoxRoot-Diagram.png)
+![PASA Seals](resources/PIP-0030/SafeBoxRoot-Diagram.drawio.png)
 
 By changing the SafeBoxHash to be the SafeBoxRoot, it becomes possible for light-clients to cryptographically prove the validity of an Account Segment **without** the SafeBox. The benefits of this capability include: