Use lowercase program names for syslog

Other programs typically use the same case as their execulables.

sesman/chansrv/chansrv.c

@@ -1487,7 +1487,7 @@ main(int argc, char **argv)
 
     /* starting logging subsystem */
     g_memset(&logconfig, 0, sizeof(struct log_config));
-    logconfig.program_name = "XRDP-Chansrv";
+    logconfig.program_name = "xrdp-chansrv";
     g_snprintf(log_file, 255, "%s/xrdp-chansrv.log", log_path);
     g_writeln("chansrv::main: using log file [%s]", log_file);
 

sesman/sesman.c

@@ -268,7 +268,7 @@ main(int argc, char **argv)
     g_snprintf(cfg_file, 255, "%s/sesman.ini", XRDP_CFG_PATH);
 
     /* starting logging subsystem */
-    error = log_start(cfg_file, "XRDP-sesman");
+    error = log_start(cfg_file, "xrdp-sesman");
 
     if (error != LOG_STARTUP_OK)
     {

sesman/sig.c

@@ -99,7 +99,7 @@ sig_sesman_reload_cfg(int sig)
     g_snprintf(cfg_file, 255, "%s/sesman.ini", XRDP_CFG_PATH);
 
     /* start again logging subsystem */
-    error = log_start(cfg_file, "XRDP-sesman");
+    error = log_start(cfg_file, "xrdp-sesman");
 
     if (error != LOG_STARTUP_OK)
     {

xrdp/xrdp.c

@@ -437,7 +437,7 @@ main(int argc, char **argv)
     }
 
     /* starting logging subsystem */
-    error = log_start(cfg_file, "XRDP");
+    error = log_start(cfg_file, "xrdp");
 
     if (error != LOG_STARTUP_OK)
     {