Updating networkcloud and managednetworkfabric Readme.md to use the actual extension names for consistency (#9054)

* Updating version 8-beta to stable cli version 8.x for 2024-06-15-preview

* Updating version 8-beta to stable cli version 8.x for 2024-06-15-preview

* Updating version 8-beta to stable cli version 8.x for 2024-06-15-preview

* Updating version 8-beta to stable cli version 8.x for 2024-06-15-preview

* Updating version 8-beta to stable cli version 8.x for 2024-06-15-preview

* fixing tests

* cleanup

* cleanup

* cleanup

* cleanup

* cleanup

* updating history.rst for consistency

* updating history.rst for consistency

* updating history.rst for consistency

* updating history.rst for consistency

* Updating service names for networkcloud and networkfabric CLI's

* Updating service names for networkcloud and networkfabric CLI's

* Updating networkcloud and managednetworkfabric Readme.md to use the actual extension names for consistency

Author: idanielsteven

src/managednetworkfabric/README.md

@@ -1,5 +1,6 @@
-# Azure CLI Nexus Network Fabric Extension #
-This is an extension to Azure CLI to manage Nexus Network Fabric resources.
+# Microsoft Azure CLI 'managednetworkfabric' Extension #
+
+This is an extension to Azure CLI to manage Microsoft.ManagedNetworkFabric resources.
 
 ## How to use ##
 

src/networkcloud/README.md

@@ -1,6 +1,6 @@
-# Azure CLI AFOI-Network Cloud Extension #
+# Microsoft Azure CLI 'networkcloud' Extension #
 
-This is an extension to Azure CLI to manage Azure Operator Nexus - Network Cloud on-premises clusters and their resources, such as racks, bare metal hosts, virtual machines, workload networks and more.
+This is an extension to Azure CLI to manage Microsoft.NetworkCloud on-premises clusters and their resources, such as racks, bare metal hosts, virtual machines, workload networks and more.
 
 ## How to use ##