[jnc_api] set jnc_TypeKindFlag_ErrorCode for jnc_TypeKind_TypedefShadow
[jnc_api] set jnc_TypeKindFlag_ErrorCode for jnc_TypeKind_TypedefShadow

we don't want to fail due to non-error-code during doc-generation & code-assist

vovkos/jancy,vovkos/jancy,vovkos/jancy,vovkos/jancy,vovkos/jancy