No more trailing spaces in Redis source code.

src/rdb.c

@@ -671,7 +671,7 @@ int rdbSave(char *filename) {
             sds keystr = dictGetKey(de);
             robj key, *o = dictGetVal(de);
             long long expire;
-            
+
             initStaticStringObject(key,keystr);
             expire = getExpire(db,&key);
             if (rdbSaveKeyValuePair(&rdb,&key,o,expire,now) == -1) goto werr;