Fix more broken internal links

Signed-off-by: David Young <davidy@funkypenguin.co.nz>

manuscript/kubernetes/ssl-certificates/index.md

@@ -15,7 +15,7 @@ I've split this section, conceptually, into 3 separate tasks:
 
 1. Setup [Cert Manager](/kubernetes/ssl-certificates/cert-manager/), a controller whose job it is to request / renew certificates
 2. Setup "[Issuers](/kubernetes/ssl-certificates/letsencrypt-issuers/)" for LetsEncrypt, which Cert Manager will use to request certificates
-3. Setup a [wildcard certificate](/kubernetes/ssl-certificates/wildcard-certificate/) in such a way that it can be used by Ingresses like Traefik or Ngnix
+3. Setup a [wildcard certificate](/kubernetes/ssl-certificates/wildcard-certificate/) in such a way that it can be used by Ingresses like Traefik or Nginx
 
 --8<-- "recipe-footer.md"
 

manuscript/kubernetes/ssl-certificates/secret-replicator.md

@@ -6,7 +6,7 @@ As explained when creating our [LetsEncrypt Wildcard certificates](/kubernetes/s
 
     * [x] A [Kubernetes cluster](/kubernetes/cluster/) 
     * [x] [Flux deployment process](/kubernetes/deployment/flux/) bootstrapped
-    * [x] [secret-replicator](/kubernetes/secret-replicator/) deployed to request/renew certificates
+    * [x] [secret-replicator](kubernetes/ssl-certificates/secret-replicator/) deployed to request/renew certificates
     * [x] [LetsEncrypt Wildcard Certificates](/kubernetes/ssl-certificates/wildcard-certificate/) created in the `letsencrypt-wildcard-cert` namespace
 
 Kiwigrid's "[Secret Replicator](https://github.com/kiwigrid/secret-replicator)" is a simple controller which replicates secrets from one namespace to another.[^1]