Update coalesce.md

snippets/coalesce.md

@@ -1,6 +1,8 @@
-### Coalesce a set of arguments
+### coalesce
 
-Use `find()` to return the first non null/undefined argument.
+Returns the first non-null/undefined argument.
+
+Use `Array.find()` to return the first non `null`/`undefined` argument.
 
 ```js
 const coalesce = (...args) => args.find(_ => ![undefined, null].includes(_))