(CAT-2193): Added codename for

1. debian-11: bullseye
2. debian-12: bookworm

It is required by the kubernetes tests for debian

Author: span786

tasks/install_puppetserver.sh

@@ -77,6 +77,8 @@ fetch_codename() {
       ;;
     "9") codename="stretch";;
     "10") codename="buster";;
+    "11") codename="bullseye";;
+    "12") codename="bookworm";;
     "1404")
       if [[ "$1" == "puppet6" ]]; then
         codename="trusty"