r Follow more standard Swift formatting around spaces

swift/Sources/GildedRose/GildedRose.swift

@@ -1,12 +1,12 @@
 public class GildedRose {
-    var items:[Item]
+    var items: [Item]
     
-    public init(items:[Item]) {
+    public init(items: [Item]) {
         self.items = items
     }
     
     public func updateQuality() {
-        for i in 0..<items.count {
+        for i in 0 ..< items.count {
             if (items[i].name != "Aged Brie" && items[i].name != "Backstage passes to a TAFKAL80ETC concert") {
                 if (items[i].quality > 0) {
                     if (items[i].name != "Sulfuras, Hand of Ragnaros") {