Update dash/extract-meta.js

Co-authored-by: Alex Johnson <[email protected]>

Author: T4rk1n

dash/extract-meta.js

@@ -61,7 +61,7 @@ const reArray = new RegExp(`(${unionSupport.join('|')})\\[\\]`);
 
 const isArray = rawType => reArray.test(rawType);
 
-const isUnionlitteral = typeObj =>
+const isUnionliteral = typeObj =>
     typeObj.types.every(
         t =>
             t.getFlags() &