DOCSP-48542: Add link to AWS Lambda

Author: mcmorisi

source/connect.txt

@@ -24,8 +24,10 @@ Connect to MongoDB
    Stable API </connect/stable-api>
    Choose a Connection Target </connect/connection-targets>
    Configure TLS </connect/tls>
+   AWS Lambda <https://www.mongodb.com/docs/atlas/manage-connections-aws-lambda/>
 ..   /connect/connection-options
 
+
 Overview
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