Fix collection example and add collection getter from cosmetic type

Author: kezz

schema.graphqls

@@ -147,7 +147,7 @@ type Collections {
     cosmetics(
         category: CosmeticCategory = null,
         collection: String = null
-        @spectaql(options: { key: "example", value: "oceanic" })
+        @spectaql(options: { key: "example", value: "Oceanic" })
     ): [CosmeticOwnershipState!]!
 }
 
@@ -416,6 +416,9 @@ type Cosmetic {
     "The category the cosmetic is in."
     category: CosmeticCategory!
 
+    "The collection this cosmetic is in."
+    collection: String!
+
     "The rarity of the cosmetic."
     rarity: Rarity!