Update ai_intro.adoc

Author: swopebe

clusters/assisted_installer/ai_intro.adoc

@@ -28,7 +28,7 @@ You can install hosts in the inventory as OpenShift nodes later. The agent write
 
 Continue reading to learn more about host inventories and {cim}:
 
-* xref:../assisted_installer/ai_enable_cim_cim.adoc#enable-cim[Enabling the {cim} service]
+* xref:../assisted_installer/ai_enable_cim.adoc#enable-cim[Enabling the {cim} service]
 * xref:../assisted_installer/ai_enable_cim_aws.adoc#enable-cim-aws[Enabling {cim} on Amazon Web Services]
 * xref:../assisted_installer/ai_create_console.adoc#create-host-inventory-console[Creating a host inventory by using the console]
 * xref:../assisted_installer/ai_create_cli.adoc#create-host-inventory-cli[Creating a host inventory by using the command line interface]