Snippet format update

To match the starter (for the migration)

snippets/collectInto.md

@@ -1,17 +1,20 @@
-### collectInto
-
+---
+title: collectInto
+tags: adapter,function,array,intermediate
+---
+
 Changes a function that accepts an array into a variadic function.
 
-Given a function, return a closure that collects all inputs into an array-accepting function.
-
+Given a function, return a closure that collects all inputs into an array-accepting function.
+
 ```js
 const collectInto = fn => (...args) => fn(args);
-```
-
+```
+
 ```js
 const Pall = collectInto(Promise.all.bind(Promise));
 let p1 = Promise.resolve(1);
 let p2 = Promise.resolve(2);
 let p3 = new Promise(resolve => setTimeout(resolve, 2000, 3));
 Pall(p1, p2, p3).then(console.log); // [1, 2, 3] (after about 2 seconds)
-```
+```