K8s: for tests to use kubectl access, port-forwarding requires 0.0.0.0 (#94836)

pkg/services/apiserver/config.go

@@ -26,7 +26,7 @@ func applyGrafanaConfig(cfg *setting.Cfg, features featuremgmt.FeatureToggles, o
 	if cfg.Env == setting.Dev {
 		defaultLogLevel = 10
 		port = 6443
-		ip = net.ParseIP("127.0.0.1")
+		ip = net.ParseIP("0.0.0.0")
 		apiURL = fmt.Sprintf("https://%s:%d", ip, port)
 	}