Update cidrcontains.md

Signed-off-by: AntonEliatra <[email protected]>

Author: AntonEliatra

_data-prepper/pipelines/cidrcontains.md

@@ -31,7 +31,6 @@ The following pipeline drops any documents that are not part of the specified CI
 cidr-allowlist-pipeline:
   source:
     http:
-      port: 2021
       path: /events
       ssl: true
       sslKeyCertChainFile: "certs/dp.crt"
@@ -49,4 +48,4 @@ cidr-allowlist-pipeline:
         index_type: custom
         index: "logs-%{yyyy.MM.dd}"
 ```
-{% include copy.html %}
+{% include copy.html %}