Allow setting --development compose_type.

This is related to https://github.com/release-engineering/productmd/pull/149.

Signed-off-by: Jan Kaluza <jkaluza@redhat.com>

pungi/scripts/pungi_koji.py

@@ -119,6 +119,13 @@ def main():
         dest="compose_type",
         help="make production compose (default unless config specifies otherwise)",
     )
+    parser.add_argument(
+        "--development",
+        action="store_const",
+        const="development",
+        dest="compose_type",
+        help="make a development compose",
+    )
     parser.add_argument(
         "--koji-event",
         metavar="ID",