manager: prevent file access outside of config dir

Add live_dangerously flag to manager and use this flag to
determine if a configuation file outside of AST_CONFIG_DIR
should be read.

ASTERISK-30176

Change-Id: I46b26af4047433b49ae5c8a85cb8cda806a07404

main/options.c

@@ -476,6 +476,7 @@ void load_asterisk_conf(void)
 	}
 	if (!ast_opt_remote) {
 		pbx_live_dangerously(live_dangerously);
+		astman_live_dangerously(live_dangerously);
 	}
 
 	option_debug += option_debug_new;