default String toMemberName(MemberShape shape) {
        return shape.getMemberName();
    }
Converts a member shape to a member/property name of a containing
data structure.

<p>The default implementation will return the member name of
the provided shape ID and should be overridden if necessary.

@param shape Shape to convert.
@return Returns the converted member name.
smithy-codegen-core/src/main/java/software/amazon/smithy/codegen/core/SymbolProvider.java