Fix Jekyll warnings

datacenter/dtr/2.3/guides/admin/backups-and-disaster-recovery.md

@@ -66,8 +66,10 @@ you can backup the images by using ssh to log into a node where DTR is running,
 and creating a tar archive of the [dtr-registry volume](../architecture.md):
 
 ```none
+{% raw %}
 sudo tar -cf {{ image_backup_file }} \
 $(dirname $(docker volume inspect --format '{{.Mountpoint}}' dtr-registry-<replica-id>))
+{% endraw %}
 ```
 
 If you're using a different storage backend, follow the best practices

datacenter/dtr/2.3/guides/admin/configure/external-storage/index.md

@@ -52,12 +52,14 @@ To check how much space your images are taking in the local filesystem, you
 can ssh into the node where DTR is deployed and run:
 
 ```
+{% raw %}
 # Find the path to the volume
 docker volume inspect dtr-registry-<replica-id>
 
 # Check the disk usage
 sudo du -hs \
 $(dirname $(docker volume inspect --format '{{.Mountpoint}}' dtr-registry-<dtr-replica>))
+{% endraw %}
 ```
 
 ## NFS