fix: Update tech specs with new links

Author: ADubhlaoich

content/nic/technical-specifications.md

@@ -62,7 +62,7 @@ _NGINX Plus images include NGINX Plus R34._
 
 #### **F5 Container registry**
 
-NGINX Plus images are available through the F5 Container registry `private-registry.nginx.com`, explained in the [Get the NGINX Ingress Controller image with JWT]({{<ref "/nic/installation/nic-images/get-image-using-jwt.md">}}) and [Get the F5 Registry NGINX Ingress Controller image]({{<ref "/nic/installation/nic-images/get-registry-image.md">}}) topics.
+NGINX Plus images are available through the F5 Container registry `private-registry.nginx.com`, explained in the [Download NGINX Ingress Controller from the F5 Registry]({{< ref "/nic/installation/nic-images/registry-download.md" >}}) and [Add an NGINX Ingress Controller image to your cluster]({{< ref "/nic/installation/nic-images/add-image-to-cluster.md" >}}) topics.
 
 {{< bootstrap-table "table table-striped table-bordered table-responsive" >}}
 |<div style="width:200px">Name</div> | <div style="width:100px">Base image</div> | <div style="width:200px">Additional modules</div> | F5 Container Registry Image | Architectures |