ALS error message pretty print

One prettier message.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/alsdec.c

@@ -664,7 +664,7 @@ static int read_var_block_data(ALSDecContext *ctx, ALSBlockData *bd)
                                                 2, sconf->max_order + 1));
             *bd->opt_order       = get_bits(gb, opt_order_length);
             if (*bd->opt_order > sconf->max_order) {
-                av_log(avctx, AV_LOG_ERROR, "Order too large\n");
+                av_log(avctx, AV_LOG_ERROR, "Predictor order too large!\n");
                 return -1;
             }
         } else {