Ensure this package works with the installed version of dbt.

def validate_version(self):
        """Ensure this package works with the installed version of dbt."""
        installed = get_installed_version()
        if not versions_compatible(*self.dbt_version):
            msg = IMPOSSIBLE_VERSION_ERROR.format(
                package=self.project_name,
                version_spec=[
                    x.to_version_string() for x in self.dbt_version
                ]
            )
            raise DbtProjectError(msg)

        if not versions_compatible(installed, *self.dbt_version):
            msg = INVALID_VERSION_ERROR.format(
                package=self.project_name,
                installed=installed.to_version_string(),
                version_spec=[
                    x.to_version_string() for x in self.dbt_version
                ]
            )
            raise DbtProjectError(msg)