Update README.md

README.md

@@ -47,7 +47,7 @@
     <span> | </span>
     <a href="https://dioxuslabs.com/guide"> Guide (0.1.8) </a>
     <span> | </span>
-    <a href="https://dioxuslabs.com/nightly/guide"> Guide (Master) </a>
+    <a href="https://dioxuslabs.com/nightly/guide"> Guide (Nightly) </a>
   </h3>
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