Replace Blender mentions in email changed notification template

Also updated KDE Identity mentions with KDE Account same as it was already done in the text template.

There are some other discrepancies between the text and HTML template but I wasn't sure whether this is intentional.

templates/bid_main/emails/user_email_changed.html

-
 {% extends "email_layout.html" %}
 {% block body %}
 <h1>Your KDE Identity email changed</h1>
 <p>Hi {{ user.full_name|default:user.email }}!</p>
 <p>
   Somebody, maybe it was you, changed your email address on
-  <a href="{{ blender_id }}">KDE Identity</a>, from
+  <a href="{{ blender_id }}">KDE Account</a>, from
   <strong>{{ old_email }}</strong> to <strong>{{ user.email }}</strong>.
   
 </p>
@@ -16,22 +15,22 @@
 </p>
 <p>
   If this change was not your intent, or you made a mistake, please log in using {{ user.email }}
-  at <a href="{{ blender_id }}">KDE Identity</a> and you'll be able to change it back.
+  at <a href="{{ blender_id }}">KDE Account</a> and you'll be able to change it back.
   
 </p>
 <p>
   You can always contact us at
-  <a href="mailto:cloudsupport@blender.org">cloudsupport@blender.org</a> if you need any help.
+  <a href="mailto:sysadmin@kde.org">sysadmin@kde.org</a> if you need any help.
   
 </p>
 <section class="about">
   <h2>About KDE Identity</h2>
   <p>
-    Use your new email address ({{ user.email }}) to log in to any KDE Identity enabled website,
-    such as Blender Cloud, Blender Network, Blender Store, etc.
+    Use your new email address ({{ user.email }}) to log in to any KDE Account enabled website,
+    such as Invent, Userbase, Techbase, etc.
     
   </p>
-  <p>Check your dashboard at <a href="{{ blender_id }}">blender.org/id</a> for more information.
+  <p>Check your dashboard at <a href="{{ blender_id }}">my.kde.org/id</a> for more information.
     
   </p>
-</section>{% endblock %}
\ No newline at end of file
+</section>{% endblock %}

templates/bid_main/emails/user_email_changed.txt

@@ -12,7 +12,7 @@ verify that your address is correct.
 If this change was not your intent, or you made a mistake, please
 log in with {{ user.email }} and your current password at
 {{ blender_id }} and you'll be able to change it back. You can
-always contact us at cloudsupport@blender.org about this as well.
+always contact us at sysadmin@kde.org about this as well.
 
 Use your new email address ({{ user.email }}) to log in to any
 KDE Account enabled website, such as Invent, Userbase, Techbase,