Add COMPOSE_ID into the pungi log file

Jira: RHELCMP-6739

Signed-off-by: Ozan Unsal <ounsal@redhat.com>

pungi/scripts/pungi_koji.py

@@ -377,6 +377,8 @@ def run_compose(
     )
     compose.log_info("Compose top directory: %s" % compose.topdir)
     compose.log_info("Current timezone offset: %s" % pungi.util.get_tz_offset())
+    compose.log_info("COMPOSE_ID=%s" % compose.compose_id)
+
     compose.read_variants()
 
     # dump the config file