Merge pull request #550 from bastelfreak/debian13

Add Debian 13 support

Author: kenyon

metadata.json

@@ -39,7 +39,8 @@
       "operatingsystem": "Debian",
       "operatingsystemrelease": [
         "11",
-        "12"
+        "12",
+        "13"
       ]
     },
     {