fix: kflavours should be a list

scripts/editions2packages

@@ -22,10 +22,10 @@ def main():
         default=platform.machine(),
     )
     parser.add_argument(
-        "--kflavour",
+        "--kflavours",
         "-k",
         help="Kernel(s) to extract packages for",
-        default="6.12",
+        default=["6.12"],
         nargs="+",
     )
     parser.add_argument(
@@ -64,7 +64,7 @@ def main():
     pkgs = set()
     for file in edition_files:
         options = ae.PackagesFilterOptions(
-            kflavours=args.kflavour,
+            kflavours=args.kflavours,
             arch=args.arch,
             desktop=args.desktop,
             language=args.language,