(DOCSP-29148): Update Atlas UI screenshot (#90)

# Pull Request Info

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JIRA - https://jira.mongodb.org/browse/DOCSP-29148
Staging -
https://docs-mongodbcom-staging.corp.mongodb.com/kotlin/docsworker-xlarge/docsp-29148-atlas-ui/quick-start/

## Self-Review Checklist

- [ ] Is this free of any warnings or errors in the RST?
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Author: cbullinger

source/includes/figures/atlas_connection_copy_string_java.png

@@ -110,19 +110,12 @@ want to connect to as shown below.
 .. figure:: /includes/figures/atlas_connection_select_cluster.png
    :alt: Atlas Connection GUI cluster selection screen
 
-.. TODO:(DOCSP-29148) will have to update the image and description of UI for kotlin
-
-.. important:: Use Java Driver Connection String
-
-   The Kotlin driver has not yet been added to the Atlas UI. You can use the
-   Java driver connection string instead.
-
-Proceed to the :guilabel:`Connect Your Application` step and select the Java driver.
-Select "4.3 or Later" for the version.
+Proceed to the :guilabel:`Connect Your Application` step and select the Kotlin driver.
+Select "4.10 or later" for the version.
 Click the :guilabel:`Copy` icon to copy the *connection string* to your clipboard as
 shown below.
 
-.. figure:: /includes/figures/atlas_connection_copy_string_java.png
+.. figure:: /includes/figures/atlas_connection_copy_string_kotlin.png
    :alt: Atlas Connection GUI connection string screen
 
 Save your Atlas connection string in a safe location that you can access