Update (mailman|lists).archlinux.org links

Link to the mailman3 interface.
See https://gitlab.archlinux.org/archlinux/infrastructure/-/issues/59

Author: nl6720

templates/base.html

@@ -43,7 +43,7 @@
                     <li><a href="/todo/" title="Developer todo lists">Todos</a></li>
                     <li><a href="{% url 'devel-clocks' %}" title="Developer world clocks">Dev Clocks</a></li>
                     {% if user|in_group:'Developers' %}
-                    <li><a href="https://mailman.archlinux.org/mailman/private/arch-dev/"
+                    <li><a href="https://lists.archlinux.org/archives/list/arch-dev@lists.archlinux.org/"
                         title="arch-dev mailing list archives">Archives</a></li>
                     {% endif %}
                     <li><a href="https://monitoring.archlinux.org/"

templates/packages/flag.html

@@ -24,7 +24,7 @@ <h2>Flag Package: {{ package.pkgname }} {{ package.full_version }} ({{ package.a
     <p>The message box portion is meant
     for short messages only. If you need more than 200 characters for your
     message, then file a bug report, email the maintainer directly, or send
-    an email to the <a href="https://mailman.archlinux.org/mailman/listinfo/arch-general"
+    an email to the <a href="https://lists.archlinux.org/mailman3/lists/arch-general.lists.archlinux.org/"
         title="Visit the arch-general mailing list">arch-general mailing list</a>
     with your additional text.</p>
 

templates/packages/flaghelp.html

@@ -19,7 +19,7 @@ <h3>Flagging Packages</h3>
         <p>The message box portion of the flag utility is meant
         for short messages only. If you need more than 200 characters for your
         message, then file a bug report, email the maintainer directly, or send
-        an email to the <a target="_blank" href="https://mailman.archlinux.org/mailman/listinfo/arch-general"
+        an email to the <a target="_blank" href="https://lists.archlinux.org/mailman3/lists/arch-general.lists.archlinux.org/"
             title="Visit the arch-general mailing list">arch-general mailing list</a>
         with your additional text.</p>
 

templates/public/download.html

@@ -34,7 +34,7 @@ <h3>Release Info</h3>
             <ul>
                 <li><a href="https://bugs.archlinux.org/index.php?project=6"
                     title="Arch Linux Bugtracker:Release Engineering">Bug Tracker</a></li>
-                <li><a href="https://mailman.archlinux.org/mailman/listinfo/arch-releng"
+                <li><a href="https://lists.archlinux.org/mailman3/lists/arch-releng.lists.archlinux.org/"
                     title="Arch Linux Release Engineering mailing list">Mailing List</a></li>
             </ul>
         </li>

templates/public/index.html

@@ -26,8 +26,7 @@ <h2>A simple, lightweight distribution</h2>
     <p>Our strong community is diverse and helpful, and we pride ourselves
     on the range of skillsets and uses for Arch that stem from it. Please
     check out our <a href="https://bbs.archlinux.org/" title="Arch Forums">forums</a>
-    and <a href="https://mailman.archlinux.org/mailman/listinfo/"
-        title="Arch Mailing Lists">mailing lists</a>
+    and <a href="https://lists.archlinux.org/" title="Arch Mailing Lists">mailing lists</a>
     to get your feet wet. Also glance through our <a href="https://wiki.archlinux.org/"
         title="Arch Wiki">wiki</a>
     if you want to learn more about Arch.</p>
@@ -120,7 +119,7 @@ <h4>Documentation</h4>
 
     <h4>Community</h4>
     <ul>
-        <li><a href="https://mailman.archlinux.org/mailman/listinfo/"
+        <li><a href="https://lists.archlinux.org/"
             title="Community and developer mailing lists">Mailing Lists</a></li>
         <li><a href="https://wiki.archlinux.org/title/IRC_channels"
             title="Official and regional IRC communities">IRC Channels</a></li>