MT#55283 final release of all sockets at shutdown

Empty out the late release queue when shutting down.

Change-Id: I2969f4866a6a8414ec2e8422e40112d10be4f0dd
(cherry picked from commit ec841478d9)
(cherry picked from commit cf38525345)

daemon/main.c

@@ -1973,6 +1973,7 @@ int main(int argc, char **argv) {
 #endif
 			poller_free(&rtpe_pollers[idx]);
 	g_free(rtpe_pollers);
+	release_closed_sockets();
 	interfaces_free();
 #ifndef WITHOUT_NFTABLES
 	nftables_shutdown(rtpe_config.nftables_chain, rtpe_config.nftables_base_chain,