modified CDC Data Migration tab to show prior snapshot migration.

Author: 68wooley

docs/220-Migrate Data/30-cdc-migration.mdx

@@ -10,7 +10,7 @@ To start a continuous migration job, switch to the `Data Migration` tab:
 
 <Screenshot url="http://127.0.0.1:8278" src="img/210-image-006.png" alt="Screenshot of the connect modal" />
 
-- Click Create migration job
+- Click `Create migration job`
 - Specify the source DB connection details
   - If you previously saved your connection details, you will be able to select those without needing to re-enter any details 
 

docs/220-Migrate Data/40-monitor-cdc-migration.mdx

@@ -52,7 +52,7 @@ If you are taking part in an instructor led lab, modify the query to include the
 :::
 
 :::info
-Note the documents added to MongoDB with a continuous migration will include some of the fields we exluded when editing the mapping rules - specifically ID fields defined in primary key / foreign key constraints in Postgres. Relational Migrator relies on these fields to be able to accurately identify documents in MongoDB when applying updates.
+Note the documents added to MongoDB with a continuous migration will include some of the fields we exluded when editing the mapping rules - specifically ID fields defined in primary key / foreign key constraints in Postgres. Relational Migrator relies on these fields to be able to accurately identify documents in MongoDB when applying updates. Look at the entries in the `genres` array in a book document as an example.
 :::
 
 Now try deleting the records we just added from Postgres: