Create missing groups in chroot

netdev and admin where missing from the image after the build has been
separated from CPC

Co-authored-by: Didier Roche <didrocks@ubuntu.com>

debian/changelog

@@ -1,8 +1,12 @@
-livecd-rootfs (2.762) UNRELEASED; urgency=medium
+livecd-rootfs (2.762) jammy; urgency=medium
 
+  [ Dimitri John Ledkov ]
   * auto/config: drop support for 0c3.net domain, now obsolete.
 
- -- Dimitri John Ledkov <dimitri.ledkov@canonical.com>  Mon, 28 Mar 2022 11:51:44 +0100
+  [ Jean-Baptiste Lallement ]
+  * wsl: Create missing groups in chroot
+
+ -- Jean-Baptiste Lallement <jean-baptiste.lallement@ubuntu.com>  Thu, 31 Mar 2022 08:56:33 +0200
 
 livecd-rootfs (2.761) jammy; urgency=medium
 

live-build/ubuntu-wsl/hooks/10-create-groups.chroot

@@ -0,0 +1,10 @@
+#!/bin/bash
+#
+#	Create the necessary groups
+#
+
+echo "Adding admin group..."
+addgroup --system --quiet admin
+
+echo "Adding netdev group..."
+addgroup --system --quiet netdev