Add Debian 11 bullseye to start testing

roles/netbootxyz/defaults/main.yml

@@ -171,13 +171,15 @@ releases:
     name: Debian
     versions:
       stable:
+      - code_name: bullseye
+        name: 11.0 (bullseye)
       - code_name: buster
         name: 10.0 (buster)
       - code_name: stretch
         name: 9.0 (stretch)
       testing:
-      - code_name: bullseye
-        name: bullseye (testing)
+      - code_name: bookworm
+        name: bookworm (testing)
       - code_name: sid
         name: sid (unstable)
   devuan: