UBUNTU: [Config] define CONFIG_SECURITY_APPARMOR_RESTRICT_USERNS

BugLink: https://bugs.launchpad.net/bugs/2012136

Signed-off-by: Andrea Righi <andrea.righi@canonical.com>
Signed-off-by: John Johansen <john.johansen@canonical.com>
Signed-off-by: Andrea Righi <andrea.righi@canonical.com>

debian.master/config/annotations

@@ -11081,6 +11081,7 @@ CONFIG_SECURITY_APPARMOR_HASH                   policy<{'amd64': 'y', 'arm64': '
 CONFIG_SECURITY_APPARMOR_HASH_DEFAULT           policy<{'amd64': 'y', 'arm64': 'y', 'armhf': 'y', 'ppc64el': 'y', 'riscv64': 'y', 's390x': 'y'}>
 CONFIG_SECURITY_APPARMOR_INTROSPECT_POLICY      policy<{'amd64': 'y', 'arm64': 'y', 'armhf': 'y', 'ppc64el': 'y', 'riscv64': 'y', 's390x': 'y'}>
 CONFIG_SECURITY_APPARMOR_PARANOID_LOAD          policy<{'amd64': 'y', 'arm64': 'y', 'armhf': 'y', 'ppc64el': 'y', 'riscv64': 'y', 's390x': 'y'}>
+CONFIG_SECURITY_APPARMOR_RESTRICT_USERNS        policy<{'amd64': 'n', 'arm64': 'n', 'armhf': 'n', 'ppc64el': 'n', 'riscv64': 'n', 's390x': 'n'}>
 CONFIG_SECURITY_DMESG_RESTRICT                  policy<{'amd64': 'y', 'arm64': 'y', 'armhf': 'y', 'ppc64el': 'y', 'riscv64': 'y', 's390x': 'y'}>
 CONFIG_SECURITY_INFINIBAND                      policy<{'amd64': 'y', 'arm64': 'y', 'armhf': 'y', 'ppc64el': 'y', 'riscv64': 'y', 's390x': 'y'}>
 CONFIG_SECURITY_LANDLOCK                        policy<{'amd64': 'y', 'arm64': 'y', 'armhf': 'y', 'ppc64el': 'y', 'riscv64': 'y', 's390x': 'y'}>