Remove /etc/resolv.conf from virtual machine images, which is

copied from the build host.  It is renamed to /etc/resolv.conf.bak
on boot, so never used anyway.

Noticed by:	peter
MFC after:	3 days
Sponsored by:	The FreeBSD Foundation

release/tools/ec2.conf

@@ -90,5 +90,7 @@ vm_extra_pre_umount() {
 	# * firstboot_pkgs (install packages)
 	touch ${DESTDIR}/firstboot
 
+	rm -f ${DESTDIR}/etc/resolv.conf
+
 	return 0
 }

release/tools/gce.conf

@@ -92,5 +92,7 @@ EOF
 
 	touch ${DESTDIR}/firstboot
 
+	rm -f ${DESTDIR}/etc/resolv.conf
+
 	return 0
 }

release/tools/vagrant-virtualbox.conf

@@ -15,4 +15,5 @@ vm_extra_pre_umount () {
 
 	# Setup the Vagrant common items
 	vagrant_common
+	rm -f ${DESTDIR}/etc/resolv.conf
 }

release/tools/vagrant-vmware.conf

@@ -19,4 +19,5 @@ vm_extra_pre_umount () {
 
 	# Setup the Vagrant common items
 	vagrant_common
+	rm -f ${DESTDIR}/etc/resolv.conf
 }