Describe the current behavior / 问题描述 (Mandatory / 必填)

The document of Adam in api mapping document has error

两个class

class classmindspore.nn.Adam(
    params,
    learning_rate=1e-3,
    beta1=0.9,
    beta2=0.999,
    eps=1e-8,
    use_locking=False,
    use_nesterov=False,
    weight_decay=0.0,
    loss_scale=1.0,
    use_amsgrad=False
)(gradients) -> Tensor

Environment / 环境信息 (Mandatory / 必填)

• Hardware Environment(Ascend/GPU/CPU) / 硬件环境:

/device ascend

• Software Environment / 软件环境 (Mandatory / 必填):
  -- MindSpore version (e.g., 1.7.0.Bxxx) :
  -- Python version (e.g., Python 3.7.5) :
  -- OS platform and distribution (e.g., Linux Ubuntu 16.04):
  -- GCC/Compiler version (if compiled from source):

• Excute Mode / 执行模式 (Mandatory / 必填)(PyNative/Graph):

/mode pynative
/mode graph

Related testcase / 关联用例 (Mandatory / 必填)

Steps to reproduce the issue / 重现步骤 (Mandatory / 必填)

Describe the expected behavior / 预期结果 (Mandatory / 必填)

Related log / screenshot / 日志 / 截图 (Mandatory / 必填)

Special notes for this issue/备注 (Optional / 选填)