!5495 wide_and_deep_multitable_readme_modify

Merge pull request !5495 from yao_yf/modelzoo_wide_and_deep_readme1

model_zoo/official/recommend/wide_and_deep_multitable/README.md

@@ -45,12 +45,12 @@ Wide&Deep model jointly trained wide linear models and deep neural network, whic
 
 1. Clone the Code
 ```bash
-git clone https://gitee.com/mindspore/mindspore.git
-cd mindspore/model_zoo/official/recommend/wide_and_deep_multitable
+    git clone https://gitee.com/mindspore/mindspore.git
+    cd mindspore/model_zoo/official/recommend/wide_and_deep_multitable
 ```
 2. Download the Dataset
 
-  > Please refer to [1] to obtain the download link and data preprocess
+    > Please refer to [1] to obtain the download link and data preprocess
 3. Start Training
    Once the dataset is ready, the model can be trained and evaluated on the single device(Ascend) by the command as follows: