code: def validate_version(self):
          
          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)
docs: Ensure this package works with the installed version of dbt.