feat(profiles): use the new hex variable.

apparmor.d/groups/apt/apt

@@ -34,7 +34,7 @@ profile apt @{exec_path} flags=(attach_disconnected) {
 
   unix (receive, send) type=stream peer=(label=apt-esm-json-hook),
 
-  dbus (send, receive) bus=system path=/org/debian/apt{,/transaction/[0-9a-f]*}
+  dbus (send, receive) bus=system path=/org/debian/apt{,/transaction/@{hex}}
        interface=org.{debian.apt*,freedesktop.DBus.{Properties,Introspectable}},
 
   dbus send bus=system path=/org/freedesktop/PackageKit

apparmor.d/groups/apt/synaptic

@@ -170,7 +170,7 @@ profile synaptic @{exec_path} {
     /{usr/,}bin/dbus-daemon rPUx,
 
     # for dbus-launch
-    owner @{HOME}/.dbus/session-bus/[0-9a-f]*-[0-9] w,
+    owner @{HOME}/.dbus/session-bus/@{hex}-[0-9] w,
 
     @{HOME}/.Xauthority r,
   }