remove unused function

Author: niclaflamme

ci/bun/scripts/verifyTomls.ts

@@ -241,11 +241,5 @@ async function verifyUsersSnippet(snippet: Snippet): Promise<boolean> {
   return result.success;
 }
 
-// -----------------------------------------------------------------------------
-
-function sleep(ms: number) {
-  return new Promise((resolve) => setTimeout(resolve, ms));
-}
-
 // -----------------------------------------------------------------------------
 // -----------------------------------------------------------------------------