Bump NetBox release to 2.1.3

Author: lae

README.md

@@ -55,7 +55,7 @@ tells the role to deploy by extracting tarball releases from GitHub, while
 `netbox_git` tells the role to clone a NetBox git repository - they're mutually
 exclusive.
 
-    netbox_stable_version: 2.1.2
+    netbox_stable_version: 2.1.3
     netbox_stable_uri: "https://github.com/digitalocean/netbox/archive/v{{ netbox_stable_version }}.tar.gz"
 
 These can be configured to pin a version (e.g. increment to trigger an upgrade)

defaults/main.yml

@@ -1,7 +1,7 @@
 ---
 # defaults file for lae.netbox
 netbox_stable: false
-netbox_stable_version: 2.1.2
+netbox_stable_version: 2.1.3
 netbox_stable_uri: "https://github.com/digitalocean/netbox/archive/v{{ netbox_stable_version }}.tar.gz"
 
 netbox_git: false