DOC-514 Add mongodb_cdc to cloud-docs (#227)

* Add mongodb_cdc to cloud-docs

* revert changes to local playbook

Author: asimms41

modules/ROOT/nav.adoc

@@ -104,6 +104,7 @@
 **** xref:develop:connect/components/inputs/inproc.adoc[]
 **** xref:develop:connect/components/inputs/kafka.adoc[]
 **** xref:develop:connect/components/inputs/kafka_franz.adoc[]
+**** xref:develop:connect/components/inputs/mongodb_cdc.adoc[]
 **** xref:develop:connect/components/inputs/mqtt.adoc[]
 **** xref:develop:connect/components/inputs/mysql_cdc.adoc[]
 **** xref:develop:connect/components/inputs/nats.adoc[]

modules/develop/pages/connect/components/inputs/mongodb_cdc.adoc

@@ -0,0 +1,5 @@
+= mongodb_cdc
+:page-aliases: components:inputs/mongodb_cdc.adoc
+:page-beta: true
+
+include::redpanda-connect:components:inputs/mongodb_cdc.adoc[tag=single-source]