Fix typo in in starWarsSchema

Author: enaqx

src/__tests__/starWarsSchema.js

@@ -256,7 +256,7 @@ var queryType = new GraphQLObjectType({
 
 /**
  * Finally, we construct our schema (whose starting query type is the query
- * type we defined above, and export it.
+ * type we defined above) and export it.
  */
 export var StarWarsSchema = new GraphQLSchema({
   query: queryType