docs: order external driver overview alphabetically.

website/content/docs/drivers/external/index.mdx

@@ -20,17 +20,17 @@ plugins will have the same user experience as built in drivers.
 
 Below is a list of community-supported task drivers you can use with Nomad:
 
-- [Rookout][rookout]
-- [LXC][lxc]
-- [Rkt][rkt]
-- [Podman][podman]
-- [Singularity][singularity]
-- [Jail task driver][jail-task-driver]
-- [Pot][pot]
+- [containerd][nomad-driver-containerd]
 - [Firecracker][firecracker-task-driver]
+- [Jail task driver][jail-task-driver]
+- [LXC][lxc]
+- [Podman][podman]
+- [Pot][pot]
+- [Rkt][rkt]
+- [Rookout][rookout]
+- [Singularity][singularity]
 - [systemd-nspawn][nspawn-driver]
 - [Windows IIS][nomad-driver-iis]
-- [containerd][nomad-driver-containerd]
 
 [rookout]: /docs/drivers/external/rookout
 [lxc]: /docs/drivers/external/lxc

website/data/docs-nav-data.json

@@ -1401,6 +1401,10 @@
             "title": "Rkt <sup>Deprecated</sup> ",
             "path": "drivers/external/rkt"
           },
+          {
+            "title": "Rookout",
+            "path": "drivers/external/rookout"
+          },
           {
             "title": "Singularity",
             "path": "drivers/external/singularity"
@@ -1760,7 +1764,7 @@
       {
         "title": "Overview",
         "path": "enterprise"
-      }, 
+      },
       {
         "title": "License",
         "routes": [