DOP-3185: update icons in landing (#91)

* update icons

* update kafka icon

* add analyzer icon

* update icon

Author: seungpark

source/develop-applications.txt

@@ -96,8 +96,8 @@ distributed database built for application developers.
    .. card::
       :headline: Kafka Connector
       :url: https://docs.mongodb.com/kafka-connector/current/
-      :icon: /images/icons/drivers.svg
-      :icon-alt: Drivers LogoMark
+      :icon: /images/icons/kafka.svg
+      :icon-alt: Kafka Connector LogoMark
 
       Build robust pipelines that stream events between applications with
       MongoDB and Apache Kafka.