fix style

Author: AllyW

src/azure-cli-core/azure/cli/core/aaz/_arg.py

@@ -600,12 +600,11 @@ def __init__(self, fmt=None, **kwargs):
 
 
 class AAZFileBytesArg(AAZStrArg):
-    """Argument that accepts a file path and returns both file content in bytes"""
-    
+    """Argument that accepts a file path and returns file content in bytes"""
     def __init__(self, fmt=None, **kwargs):
         fmt = fmt or AAZFileBytesArgFormat()
         super().__init__(fmt=fmt, **kwargs)
-        
+
     @property
     def _type_in_help(self):
         return "File Bytes"

src/azure-cli-core/azure/cli/core/aaz/_arg_fmt.py

@@ -749,16 +749,15 @@ def read_file(self, file_path):
 
 
 class AAZFileBytesArgFormat(AAZBaseArgFormat):
-    """Format for file info argument that returns both filename and content"""
-    
+    """Format for file info argument that returns content"""
     def __call__(self, ctx, value):
         assert isinstance(value, AAZSimpleValue)
         data = value._data
         if data == AAZUndefined or data is None or value._is_patch:
             return value
 
         assert isinstance(data, str)
-        
+
         if not os.path.isfile(data):
             raise AAZInvalidArgValueError(f"File '{data}' doesn't exist")