Add --start-time option into help message

Author: dlepikhova

src/help.c

@@ -150,6 +150,7 @@ help_pg_probackup(void)
 	printf(_("                 [--remote-port] [--remote-path] [--remote-user]\n"));
 	printf(_("                 [--ssh-options]\n"));
 	printf(_("                 [--ttl=interval] [--expire-time=timestamp] [--note=text]\n"));
+	printf(_("                 [--start-time]\n"));
 	printf(_("                 [--help]\n"));
 
 
@@ -323,6 +324,7 @@ help_backup(void)
 	printf(_("                 [--remote-port] [--remote-path] [--remote-user]\n"));
 	printf(_("                 [--ssh-options]\n"));
 	printf(_("                 [--ttl=interval] [--expire-time=timestamp] [--note=text]\n\n"));
+	printf(_("                 [--start-time]\n"));
 
 	printf(_("  -B, --backup-path=backup-path    location of the backup storage area\n"));
 	printf(_("  -b, --backup-mode=backup-mode    backup mode=FULL|PAGE|DELTA|PTRACK\n"));
@@ -343,6 +345,7 @@ help_backup(void)
 	printf(_("      --no-sync                    do not sync backed up files to disk\n"));
 	printf(_("      --note=text                  add note to backup\n"));
 	printf(_("                                   (example: --note='backup before app update to v13.1')\n"));
+	printf(_("      --start-time                 set time of starting backup as a parameter for naming backup\n"));
 
 	printf(_("\n  Logging options:\n"));
 	printf(_("      --log-level-console=log-level-console\n"));

tests/expected/option_help.out

@@ -68,6 +68,7 @@ pg_probackup - utility to manage backup/recovery of PostgreSQL database.
                  [--remote-port] [--remote-path] [--remote-user]
                  [--ssh-options]
                  [--ttl=interval] [--expire-time=timestamp] [--note=text]
+                 [--start-time]
                  [--help]
 
   pg_probackup restore -B backup-path --instance=instance_name