fix link & remove standard from RPCN quickstart

Author: micheleRP

modules/develop/pages/connect/connect-quickstart.adoc

@@ -19,16 +19,6 @@ NOTE: You can run up to 10 pipelines on a Serverless cluster.
 
 [tabs]
 =====
-Serverless Standard::
-+
---
-. Log in to https://cloud.redpanda.com[Redpanda Cloud^].
-. [[step2-standard]]On the **Clusters** page, click **Create cluster**, then under **Serverless Standard**, click **Create**.
-. For cluster settings, enter **connect-quickstart** for the cluster name.
-. Select a resource group. If you don't have an existing resource group, go to the **Resource groups** page to create one and then return to the <<step2-standard, step 2>>.
-. Select the default cloud provider, then click **Create**.
-
---
 Serverless::
 +
 --

modules/get-started/pages/whats-new-cloud.adoc

@@ -31,7 +31,7 @@ IMPORTANT: Deprecated: The original GCP Private Service Connect service is depre
 
 === Serverless Pro usage limits increased
 
-Usage limits for Serverless Pro clusters increased to: ingress = 100 MBps, egress = 300 MBps, partitions = 5000, and topics = 3000.
+xref:get-started:cluster-types/serverless-pro.adoc[Usage limits for Serverless Pro] clusters increased to: ingress = 100 MBps, egress = 300 MBps, partitions = 5000, and topics = 3000.
 
 === Cloud API reference