Updated reference to AF reference Guide

Author: dgomezg

README.md

@@ -67,7 +67,7 @@ Are you having trouble using the extension?
 We'd like to help you out the best we can!
 There are a couple of things to consider when you're traversing anything Axon:
 
-* Checking the [reference guide](https://library.axoniq.io/axon_framework_old_ref/) should be your first stop,
+* Checking the [reference guide](https://library.axoniq.io/axon_framework_ref/) should be your first stop,
   as the majority of possible scenarios you might encounter when using Axon should be covered there.
 * If the Reference Guide does not cover a specific topic you would've expected,
   we'd appreciate if you could post a [new thread/topic on our library fourms describing the problem](https://discuss.axoniq.io/c/26).

docs/extension-guide/modules/ROOT/pages/commands.adoc

@@ -1,7 +1,7 @@
 :navtitle: Commands
 = Commands
 
-This section describes the additional functionality attached to Axon's xref:axon_framework_old_ref:axon-framework-commands:README.adoc[command dispatching and handling] logic.
+This section describes the additional functionality attached to Axon's xref:axon_framework_ref:axon-framework-commands:README.adoc[command dispatching and handling] logic.
 
 [[commandgateway]]
 == `CommandGateway`

docs/extension-guide/modules/ROOT/pages/events.adoc

@@ -1,11 +1,11 @@
 :navtitle: Events
 = Events
 
-This section describes the additional functionality attached to Axon's xref:axon_framework_old_ref:events:README.adoc[event publication and handling] logic.
+This section describes the additional functionality attached to Axon's xref:axon_framework_ref:events:README.adoc[event publication and handling] logic.
 
 == Event upcasters
 
-A simplified implementation of the xref:axon_framework_old_ref:events:event-versioning.adoc#event-upcasting[Single Event Upcaster] is given, which allows for a shorter implementation cycle. Making an upcaster to upcast the `CardIssuedEvent` from revision `0` to `1` can be written as follows:
+A simplified implementation of the xref:axon_framework_ref:events:event-versioning.adoc#event-upcasting[Single Event Upcaster] is given, which allows for a shorter implementation cycle. Making an upcaster to upcast the `CardIssuedEvent` from revision `0` to `1` can be written as follows:
 
 [source,kotlin]
 ----

docs/extension-guide/modules/ROOT/pages/queries.adoc

@@ -1,7 +1,7 @@
 :navtitle: Queries
 = Queries
 
-This section describes the additional functionality attached to Axon's xref:axon_framework_old_ref:queries:README.adoc[query dispatching and handling] logic.
+This section describes the additional functionality attached to Axon's xref:axon_framework_ref:queries:README.adoc[query dispatching and handling] logic.
 
 [[querygateway]]
 == `QueryGateway`