Registration: remove success var, fix message

`member.profile` was not up-to-date where we used to send the success
message => move it to the place where the success var is set tu `True`
and remove the success var was which becomes irrelevant.

gestioncof/views.py

@@ -402,7 +402,6 @@ def registration(request):
         request_dict = request.POST.copy()
         member = None
         login_clipper = None
-        success = False
 
         # -----
         # Remplissage des formulaires
@@ -492,16 +491,18 @@ def registration(request):
                 for club in clubs_form.cleaned_data['clubs']:
                     club.membres.add(member)
                     club.save()
-                success = True
-        # Messages
-        if success:
-            msg = ("L'inscription de {:s} (<tt>{:s}</tt>) a été "
-                   "enregistrée avec succès."
-                   .format(member.get_full_name(), member.email))
-            if member.profile.is_cof:
-                msg += "\nIl est désormais membre du COF n°{:d} !".format(
-                    member.profile.id)
-            messages.success(request, msg, extra_tags='safe')
+
+                # ---
+                # Success
+                # ---
+
+                msg = ("L'inscription de {:s} (<tt>{:s}</tt>) a été "
+                       "enregistrée avec succès."
+                       .format(member.get_full_name(), member.email))
+                if profile.is_cof:
+                    msg += "\nIl est désormais membre du COF n°{:d} !".format(
+                        member.profile.id)
+                messages.success(request, msg, extra_tags='safe')
         return render(request, "gestioncof/registration_post.html",
                       {"user_form": user_form,
                        "profile_form": profile_form,