fix: remove widget border

Author: rushilpatel0

docs/introduction/overview.mdx

@@ -36,7 +36,7 @@ function.set_docstring('new docstring') # set docstring
   src={`https://chadcode.sh/embedded/codemod/?code=${encodeURIComponent(
     intoSnippet
   )}`}
-  className="rounded-md ring-1 ring-gray-800/50 dark:ring-gray-800/50"
+  className="rounded-md "
 
 > </iframe>