fix bugs test=develop (#28158)

python/paddle/tensor/random.py

@@ -380,7 +380,9 @@ def uniform(shape, dtype=None, min=-1.0, max=1.0, seed=0, name=None):
     distribution in the range [``min``, ``max``), with ``shape`` and ``dtype``.
 
     Examples:
+
     ::
+
         Input:
           shape = [1, 2]
         Output:

python/paddle/tensor/search.py

@@ -62,6 +62,7 @@ def argsort(x, axis=-1, descending=False, name=None):
         and with data type int64).
 
     Examples:
+
         .. code-block:: python
 
             import paddle
@@ -359,6 +360,7 @@ def nonzero(x, as_tuple=False):
     
         .. code-block:: python
 
+
             import paddle
 
             x1 = paddle.to_tensor([[1.0, 0.0, 0.0],