External Version bump for coreos new version string "34.20210904.3.0-stable,34.20210919.2.0-testing,34.20210919.1.0-next"

roles/netbootxyz/defaults/main.yml

@@ -182,11 +182,11 @@ releases:
     mirror: https://builds.coreos.fedoraproject.org
     name: Fedora CoreOS
     versions:
-    - code_name: 34.20210821.3.0
+    - code_name: 34.20210904.3.0
       name: stable
-    - code_name: 34.20210904.2.0
+    - code_name: 34.20210919.2.0
       name: testing
-    - code_name: 34.20210904.1.0
+    - code_name: 34.20210919.1.0
       name: next
   debian:
     archive_mirror: http://archive.debian.org