logging: use --log-domains for consistency

src/main.c

@@ -461,7 +461,7 @@ main (int argc, char *argv[])
 		{ "config", 0, 0, G_OPTION_ARG_FILENAME, &config, "Config file location", "/path/to/config.file" },
 		{ "plugins", 0, 0, G_OPTION_ARG_STRING, &plugins, "List of plugins separated by ','", "plugin1,plugin2" },
 		{ "log-level", 0, 0, G_OPTION_ARG_STRING, &log_level, "Log level: one of [ERR, WARN, INFO, DEBUG]", "INFO" },
-		{ "log-domain", 0, 0, G_OPTION_ARG_STRING, &log_domains,
+		{ "log-domains", 0, 0, G_OPTION_ARG_STRING, &log_domains,
 		        "Log domains separated by ',': any combination of [NONE,HW,RKILL,ETHER,WIFI,BT,MB,DHCP4,DHCP6,PPP,WIFI_SCAN,IP4,IP6,AUTOIP4,DNS,VPN,SHARING,SUPPLICANT,USER_SET,SYS_SET,SUSPEND,CORE,DEVICE,OLPC]",
 		        "HW,RFKILL,WIFI" },
 		{NULL}