Silence gettext warning about '\r' escape sequence in translatable string.

gettext was unhappy about the commit b216ad7b because it revealed
the problem that internationalized messages may contain '\r' escape
sequence in pg_rewind. This commit moves '\r' to a separate printf() call.

Michael Paquier, bug reported by Peter Eisentraut

src/bin/pg_rewind/logging.c

@@ -134,7 +134,8 @@ progress_report(bool force)
 	snprintf(fetch_size_str, sizeof(fetch_size_str), INT64_FORMAT,
 			 fetch_size / 1024);
 
-	pg_log(PG_PROGRESS, "%*s/%s kB (%d%%) copied\r",
+	pg_log(PG_PROGRESS, "%*s/%s kB (%d%%) copied",
 		   (int) strlen(fetch_size_str), fetch_done_str, fetch_size_str,
 		   percent);
+	printf("\r");
 }