Bump version in _quarto.yml

Author: penelopeysm

_quarto.yml

@@ -32,7 +32,7 @@ website:
         text: Team
     right:
       # Current version
-      - text: "v0.37"
+      - text: "v0.38"
         menu:
           - text: Changelog
             href: https://turinglang.org/docs/changelog.html