External Version bump for coreos new version string "38.20230918.3.0-stable,38.20230918.2.0-testing,39.20230916.1.2-next"

roles/netbootxyz/defaults/main.yml

@@ -189,7 +189,7 @@ releases:
     mirror: https://builds.coreos.fedoraproject.org
     name: Fedora CoreOS
     versions:
-    - code_name: 38.20230902.3.0
+    - code_name: 38.20230918.3.0
       name: stable
     - code_name: 38.20230918.2.0
       name: testing