unix-manager: add "ruleset-reload-rules" command

This add a new command the new naming convention.

The (old) command "reload-rules" is kept for
backward compatibility

src/unix-manager.c

@@ -977,6 +977,7 @@ int UnixManagerInit(void)
     UnixManagerRegisterCommand("conf-get", UnixManagerConfGetCommand, &command, UNIX_CMD_TAKE_ARGS);
     UnixManagerRegisterCommand("dump-counters", StatsOutputCounterSocket, NULL, 0);
     UnixManagerRegisterCommand("reload-rules", UnixManagerReloadRules, NULL, 0);
+    UnixManagerRegisterCommand("ruleset-reload-rules", UnixManagerReloadRules, NULL, 0);
     UnixManagerRegisterCommand("ruleset-reload-nonblocking", UnixManagerNonBlockingReloadRules, NULL, 0);
     UnixManagerRegisterCommand("ruleset-reload-time", UnixManagerReloadTimeCommand, NULL, 0);
     UnixManagerRegisterCommand("ruleset-stats", UnixManagerRulesetStatsCommand, NULL, 0);