chore(cyberghost/updater): do not log warnings for "no such host"

internal/provider/cyberghost/updater/servers.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"sort"
+	"strings"
 
 	"github.com/qdm12/gluetun/internal/models"
 	"github.com/qdm12/gluetun/internal/provider/common"
@@ -18,6 +19,9 @@ func (u *Updater) FetchServers(ctx context.Context, minServers int) (
 	resolveSettings := parallelResolverSettings(possibleHosts)
 	hostToIPs, warnings, err := u.parallelResolver.Resolve(ctx, resolveSettings)
 	for _, warning := range warnings {
+		if strings.HasSuffix(warning, "no such host") {
+			continue // ignore no such host warnings
+		}
 		u.warner.Warn(warning)
 	}
 	if err != nil {