Update vision.md

Changed title and subtitle

src/main/resources/markdown/vision.md

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-Convex: *Pioneering a Digital Renaissance for Open Economic Systems!* 
+Convex: *Pioneering a Descentralised Engine for Open Economic Systems!* 
+Empowering visionaries, builders, and dreamers with a platform that inspires new and innovative economic models to emerge.
 
 At it's core, Convex is a new kind of foundational technology for building an internet of value designed to enable open economic systems.
 
@@ -18,7 +19,7 @@ Convex doesn't just innovate; it transforms. It lays the groundwork for a seamle
 
 Join us in shaping a future where value exchange is effortless, transparent, and accessible to all. 
 
-Convex: *Pioneering a Digital Renaissance for Open Economic Systems!*
+Convex: *Pioneering a Decentralised Engine for Open Economic Systems!*
 
 
 ## Our Values