Ticket 48978 - Fix implicit function declaration

Description: This patch fixes typo in function name
for converting loglevel to sysloglevel

https://fedorahosted.org/389/ticket/48978

Reviewed by: wibrown

make  all-am
make[1]: Entering directory '/tmp/ds'
  CC       ldap/servers/slapd/libslapd_la-log.lo
In file included from ldap/servers/slapd/slap.h:132:0,
                 from ldap/servers/slapd/log.h:43,
                 from ldap/servers/slapd/log.c:29:
ldap/servers/slapd/log.c: In function 'slapi_log_error':
ldap/servers/slapd/log.c:2471:36: error: implicit declaration of function 'get_syslog_level' [-Werror=implicit-function-declaration]
             rc = sd_journal_printv(get_syslog_level(loglevel), fmt, ap_err);
                                    ^
cc1: some warnings being treated as errors
Makefile:8207: recipe for target 'ldap/servers/slapd/libslapd_la-log.lo' failed
make[1]: *** [ldap/servers/slapd/libslapd_la-log.lo] Error 1
make[1]: Leaving directory '/tmp/ds'
Makefile:3271: recipe for target 'all' failed
make: *** [all] Error 2

sh# git grep -n get_syslog_level
ldap/servers/slapd/log.c:2471:            rc = sd_journal_printv(get_syslog_level(loglevel), fmt, ap_err);

ldap/servers/slapd/log.c

@@ -2468,7 +2468,7 @@ slapi_log_error( int loglevel, char *subsystem, char *fmt, ... )
             va_start( ap_err, fmt );
             /* va_start( ap_file, fmt ); */
             /* This isn't handling RC nicely ... */
-            rc = sd_journal_printv(get_syslog_level(loglevel), fmt, ap_err);
+            rc = sd_journal_printv(get_syslog_loglevel(loglevel), fmt, ap_err);
             /* rc = sd_journal_printv(LOG_ERROR, fmt, ap_file); */
             /* va_end(ap_file); */
             va_end(ap_err);