!14626 Fix Gelu in select ops

From: @liangzhibo
Reviewed-by: @ginfung,@zh_qh
Signed-off-by: @zh_qh

mindspore/nn/layer/activation.py

@@ -415,7 +415,7 @@ class GELU(Cell):
 
     def __init__(self):
         super(GELU, self).__init__()
-        self.gelu = _selected_ops.Gelu()
+        self.gelu = _selected_ops.GeLU()
 
     def construct(self, x):
         return self.gelu(x)
@@ -458,7 +458,7 @@ class FastGelu(Cell):
 
     def __init__(self):
         super(FastGelu, self).__init__()
-        self.fast_gelu = _selected_ops.FastGelu()
+        self.fast_gelu = _selected_ops.FastGeLU()
 
     def construct(self, x):
         return self.fast_gelu(x)

mindspore/ops/_selected_ops.py

@@ -73,13 +73,13 @@ class Tanh:
 
 
 @op_selector
-class Gelu:
+class GeLU:
     def __call__(self, *args):
         pass
 
 
 @op_selector
-class FastGelu:
+class FastGeLU:
     def __call__(self, *args):
         pass