add providerless tag to vsphere volume code

BenTheElder · BenTheElder · commit 753774d9eada · 2019-11-19T09:47:45.000-08:00
diff --git a/pkg/volume/vsphere_volume/vsphere_volume_util_linux.go b/pkg/volume/vsphere_volume/vsphere_volume_util_linux.go
@@ -1,3 +1,4 @@
+// +build !providerless
 // +build linux
 
 /*
diff --git a/pkg/volume/vsphere_volume/vsphere_volume_util_unsupported.go b/pkg/volume/vsphere_volume/vsphere_volume_util_unsupported.go
@@ -1,3 +1,4 @@
+// +build !providerless
 // +build !linux,!windows
 
 /*
diff --git a/pkg/volume/vsphere_volume/vsphere_volume_util_windows.go b/pkg/volume/vsphere_volume/vsphere_volume_util_windows.go
@@ -1,3 +1,4 @@
+// +build !providerless
 // +build windows
 
 /*
