fix: auth token isn't mandatory for all services

pkg/clients/git/connectors/git_access_token.go

@@ -2,6 +2,7 @@ package connectors
 
 import (
 	"fmt"
+	netHTTP "net/http"
 	"os"
 
 	"github.com/flanksource/commons/logger"
@@ -36,19 +37,15 @@ type GitAccessTokenClient struct {
 func NewAccessTokenClient(service, owner, repoName, accessToken string) (Connector, error) {
 	logger.Infof("Creating %s client for %s/%s using access token: %s", service, owner, repoName, logger.PrintableSecret(accessToken))
 	scmClient, err := factory.NewClient(service, "", accessToken)
+	if err != nil {
+		return nil, fmt.Errorf("failed to create git client with access token: %v", err)
+	}
 
 	if scmClient.Client == nil {
-		if accessToken == "" {
-			return nil, fmt.Errorf("unable to create %s client. missing access token", service)
-		}
-
-		return nil, fmt.Errorf("unable to create %s client for unknown reason", service)
+		scmClient.Client = netHTTP.DefaultClient
 	}
 
 	scmClient.Client.Transport = logger.NewHttpLogger(logger.GetLogger("git"), scmClient.Client.Transport)
-	if err != nil {
-		return nil, fmt.Errorf("failed to create git client with access token: %v", err)
-	}
 
 	client := &GitAccessTokenClient{
 		service:    service,