!15505 amend resnet18 readme

From: @jiangzg001
Reviewed-by: @oacjiewen,@wuxuejian
Signed-off-by: @wuxuejian

model_zoo/official/cv/resnet/README.md

@@ -444,7 +444,7 @@ Evaluation result will be stored in the example path, whose folder name is "eval
 - Evaluating ResNet18 with CIFAR-10 dataset
 
 ```bash
-result: {'acc': 0.9402043269230769} ckpt=~/resnet50_cifar10/train_parallel0/resnet-90_195.ckpt
+result: {'acc': 0.9363061543521083} ckpt=~/resnet50_cifar10/train_parallel0/resnet-90_195.ckpt
 ```
 
 - Evaluating ResNet18 with ImageNet2012 dataset

model_zoo/official/cv/resnet/README_CN.md

@@ -411,7 +411,7 @@ bash run_eval_gpu.sh [resnet50|resnet101] [cifar10|imagenet2012] [DATASET_PATH]
 - 使用CIFAR-10数据集评估ResNet18
 
 ```bash
-result: {'acc': 0.9402043269230769} ckpt=~/resnet50_cifar10/train_parallel0/resnet-90_195.ckpt
+result: {'acc': 0.9363061543521083} ckpt=~/resnet50_cifar10/train_parallel0/resnet-90_195.ckpt
 ```
 
 - 使用ImageNet2012数据集评估ResNet18