fix: load all supported authentication plugins for k8s client-go

[krijohs]

Signed-off-by: kristoffer johansson johanson.kristoffer@gmail.com

Fix for loading authentication plugins for k8s client-go. Import all supported plugins instead of specific ones. Closes (#4531)

[CLAassistant]

All committers have signed the CLA.

[alexec]

Looks good so far, you need to apply this patch to fix your code gen:

diff --git a/cmd/workflow-controller/main.go b/cmd/workflow-controller/main.go
index 65e90ec1..d8d55489 100644
--- a/cmd/workflow-controller/main.go
+++ b/cmd/workflow-controller/main.go
@@ -13,6 +13,7 @@ import (
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 	"k8s.io/client-go/kubernetes"
+
 	// load authentication plugin for obtaining credentials from cloud providers.
 	_ "k8s.io/client-go/plugin/pkg/client/auth"
 	"k8s.io/client-go/tools/clientcmd"

[alexec]

See comment.