Merge pull request #269515 from dpc/23-11-23-assertion-fix

      deprecatedNativeMessagingHost = option: pkg:

        if (cfg.${option} or false)

          then

            lib.warn "The cfg.${option} argument for `firefox.override` is deprecated, please add `pkgs.${pkg.pname}` to `nativeMessagingHosts` instead"

            lib.warn "The cfg.${option} argument for `firefox.override` is deprecated, please add `pkgs.${pkg.pname}` to `nativeMessagingHosts.packages` instead"

            [pkg]

          else [];