!6468 modify comments of vae

Merge pull request !6468 from byweng/master

mindspore/nn/probability/dpn/vae/cvae.py

@@ -43,7 +43,7 @@ class ConditionalVAE(Cell):
 
     Inputs:
         - **input_x** (Tensor) - The shape of input tensor is :math:`(N, C, H, W)`, which is the same as the input of
-        encoder.
+          encoder.
 
         - **input_y** (Tensor) - The tensor of the target data, the shape is :math:`(N,)`.
 

mindspore/nn/probability/dpn/vae/vae.py

@@ -40,7 +40,7 @@ class VAE(Cell):
 
     Inputs:
         - **input** (Tensor) - The shape of input tensor is :math:`(N, C, H, W)`, which is the same as the input of
-        encoder.
+          encoder.
 
     Outputs:
         - **output** (Tuple) - (recon_x(Tensor), x(Tensor), mu(Tensor), std(Tensor)).