DOCSP-13620: fix update syntax (#129)

* DOCSP-13620: fix update syntax

Author: Chris Cho

source/fundamentals/connection.txt

@@ -15,7 +15,7 @@ connect to MongoDB and how it should behave while connected. The following
 example shows each part of the connection URI:
 
 .. figure:: /includes/figures/connection_string_parts.png
-
+   :alt: Each part of the connection string
 
 In this example, for the protocol, we use ``mongodb+srv`` which specifies the
 :manual:`DNS Seedlist Connection Format

source/fundamentals/crud/write-operations/upsert.txt

@@ -36,9 +36,10 @@ location and want to apply the update. This update might resemble the
 following:
 
 .. code-block:: javascript
+   :emphasize-lines: 2
 
    const query = { name: "Deli Llama" };
-   const update = { name: "Deli Llama", address: "3 Nassau St" };
+   const update = { $set: { name: "Deli Llama", address: "3 Nassau St" }};
    const options = {};
    collection.updateOne(query, update, options);
 
@@ -53,9 +54,10 @@ update the document, we can set ``upsert`` to ``true`` in our call to
 ``updateOne()`` as follows:
 
 .. code-block:: javascript
+   :emphasize-lines: 3
 
    const query = { name: "Deli Llama" };
-   const update = { name: "Deli Llama", address: "3 Nassau St" };
+   const update = { $set: { name: "Deli Llama", address: "3 Nassau St" }};
    const options = { upsert: true };
    collection.updateOne(query, update, options);
 
@@ -64,6 +66,7 @@ following, whether the "Deli Llama" document existed in your collection
 beforehand:
 
 .. code-block:: javascript
+   :emphasize-lines: 4
 
    [
      { name: "Haute Skillet", address: "42 Avenue B" },

source/index.txt

@@ -42,6 +42,7 @@ Take the free online course taught by MongoDB
 
    * - .. cssclass:: bordered-figure
        .. figure:: /includes/figures/M220JS_hero.jpg
+          :alt: M220JS course banner
 
      - `M220JS: MongoDB for JavaScript Developers <https://university.mongodb.com/courses/M220JS/about>`_
         Learn the essentials of Node.js application development with MongoDB.

source/quick-start.txt

@@ -63,8 +63,7 @@ This command creates a file called ``package.json``:
 
   npm init -y
 
-.. admonition:: Why the -y?
-  :class: note
+.. note:: Why the -y?
 
   If you specify the ``-y`` option in the command, NPM automatically
   accepts the default values for the command. Omit the ``-y`` flag to
@@ -125,12 +124,14 @@ the previous step, log into your Atlas account and navigate to the
 want to connect to as shown below.
 
 .. figure:: /includes/figures/atlas_connection_select_cluster.png
+   :alt: The connect button in the clusters section of the Atlas UI
 
 Proceed to the **Connect Your Application** step and select the Node.js
 driver. Select the "Connection String Only" tab and click the **Copy**
 button to copy the *connection string* to your clipboard as shown below.
 
 .. figure:: /includes/figures/atlas_connection_copy_string.png
+   :alt: The connection string copy button in the Connection String Only tab of the Atlas UI
 
 Save your connection string to a safe location that you can access in the
 next step.