do not force exit to let all services shutdown gracefully

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

services/proxy/pkg/command/server.go

@@ -5,7 +5,6 @@ import (
 	"crypto/tls"
 	"fmt"
 	"net/http"
-	"os"
 	"time"
 
 	gateway "github.com/cs3org/go-cs3apis/cs3/gateway/v1beta1"
@@ -216,7 +215,6 @@ func Server(cfg *config.Config) *cli.Command {
 						Msg("Shutting down server")
 
 					cancel()
-					os.Exit(1)
 				})
 			}