message: (docs) - update docs to reflect recent changes to updateQuery
diff: @@ -11,8 +11,10 @@ result given from the server due to a subscription trigger or a mutation.
  Let's look at three additional methods provided by the cache to enable
  updates.
  -The first we'll look at is `updateQuery`. This method, given a query and a result,
  -updates the cache.
  +The first we'll look at is `updateQuery`. This method, given an object
  +containg the query and optionally some variables as first argument and
  +a callback with the result from this query as the second, will update the
  +cache.
  ```js
  const Todos = gql`
  @@ -27,7 +29,7 @@ const Todos = gql`
  }
  `;
  -cache.updateQuery(Todos, data => {
  +cache.updateQuery({ query: Todos, variables: { page: 1 } }, data => {
  data.todos.push({
  id: '2',
  text: 'Learn updates and resolvers',
  @@ -77,7 +79,7 @@ const cache = cacheExchange({
  updates: {
  Mutation: {
  addTodo: (result, args, cache, info) => {
  - cache.updateQuery(Todos, data => {
  + cache.updateQuery({ query: Todos }, data => {
  data.todos.push(result);
  return data;
  });
  @@ -85,7 +87,7 @@ const cache = cacheExchange({
  },
  Subscription: {
  newTodo: (result, args, cache) => {
  - cache.updateQuery(Todos, data => {
  + cache.updateQuery({ query: Todos }, data => {
  data.todos.push(result);
  return data;
  });
  