build: use @CONFIG@ instead of ::CONFIG:: in augeas tests

Using @VARNAME@ is a normal style of automake, so lets match that.
Reviewed-by: NAndrea Bolognani <abologna@redhat.com>
Signed-off-by: NDaniel P. Berrangé <berrange@redhat.com>

build-aux/augeas-gentest.pl

@@ -30,7 +30,7 @@ open TEMPLATE, "<", $template or die "cannot read $template: $!";
 
 my $group = 0;
 while (<TEMPLATE>) {
-    if (/::CONFIG::/) {
+    if (/\@CONFIG\@/) {
         my $group = 0;
         print "  let conf = \"";
         while (<CONFIG>) {

src/bhyve/test_libvirtd_bhyve.aug.in

 module Test_libvirtd_bhyve =
-  ::CONFIG::
+  @CONFIG@
 
   test Libvirtd_bhyve.lns get conf =
 { "firmware_dir" = "/usr/local/share/uefi-firmware" }

src/libxl/test_libvirtd_libxl.aug.in

 module Test_libvirtd_libxl =
-  ::CONFIG::
+  @CONFIG@
 
    test Libvirtd_libxl.lns get conf =
 { "autoballoon" = "1" }

src/locking/test_libvirt_lockd.aug.in

 module Test_libvirt_lockd =
-  ::CONFIG::
+  @CONFIG@
 
    test Libvirt_lockd.lns get conf =
 { "auto_disk_leases" = "0" }

src/locking/test_libvirt_sanlock.aug.in

 module Test_libvirt_sanlock =
-  ::CONFIG::
+  @CONFIG@
 
    test Libvirt_sanlock.lns get conf =
 { "auto_disk_leases" = "1" }

src/locking/test_virtlockd.aug.in

 module Test_virtlockd =
-   ::CONFIG::
+   @CONFIG@
 
    test Virtlockd.lns get conf =
         { "log_level" = "3" }

src/logging/test_virtlogd.aug.in

 module Test_virtlogd =
-   ::CONFIG::
+   @CONFIG@
 
    test Virtlogd.lns get conf =
         { "log_level" = "3" }

src/lxc/test_libvirtd_lxc.aug.in

 module Test_libvirtd_lxc =
-  ::CONFIG::
+  @CONFIG@
 
    test Libvirtd_lxc.lns get conf =
 { "log_with_libvirtd" = "1" }

src/qemu/test_libvirtd_qemu.aug.in

 module Test_libvirtd_qemu =
-  ::CONFIG::
+  @CONFIG@
 
    test Libvirtd_qemu.lns get conf =
 { "default_tls_x509_cert_dir" = "/etc/pki/qemu" }

src/remote/test_libvirtd.aug.in

 module Test_libvirtd =
-   ::CONFIG::
+   @CONFIG@
 
    test Libvirtd.lns get conf =
         { "listen_tls" = "0" }