docs: readjust live link in README

Added a live link to the closedNote application in the README.

Author: aboderinsamuel

README.md

@@ -5,9 +5,11 @@
 # closedNote
 
 > **Prompts are living documents. closedNote is the only prompt manager that remembers how they evolved.**
+
 <h3 align="center">
   <a href="https://closednote.vercel.app">👉 Live at closednote.vercel.app</a>
 </h3>
+
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