Convert to auto property (#10365)

* Convert to auto property

* Another field

* revert

* suppress

.editorconfig

@@ -105,8 +105,8 @@ dotnet_style_prefer_compound_assignment = true:warning  # not default, default i
 dotnet_diagnostic.IDE0074.severity = warning            # not default, set in accordance to previous setting
 
 # IDE0032: Use auto property
-dotnet_style_prefer_auto_properties = true:warning  # not default, default is true:suggestion, increased severity to ensure it is used
-dotnet_diagnostic.IDE0032.severity = warning        # not default, set in accordance to previous setting
+dotnet_style_prefer_auto_properties = true:suggestion  # not default, default is true:suggestion, increased severity to ensure it is used
+dotnet_diagnostic.IDE0032.severity = suggestion        # not default, set in accordance to previous setting
 
 # Field preferences
 dotnet_style_readonly_field = true:warning