fix(contact/footer): retire Stoat des contacts et du footer

- Supprime l'entrée Stoat des JSON de contact (FR/EN)
- Retire le lien Stoat du footer
- Supprime la branche de rendu d'icône Stoat dans contact.njk

src/_includes/partials/contact.njk

@@ -22,8 +22,6 @@
                     {% include "icons/tiktok.svg" %}
                 {% elif 'discord' in lname %}
                     {% include "icons/discord.svg" %}
-                {% elif 'stoat' in lname %}
-                    {% include "icons/stoat.svg" %}
                 {% elif 'labola' in lname or 'gitea' in lname %}
                     {% include "icons/gitea.svg" %}
                 {% endif %}

src/_includes/partials/footer.njk

@@ -31,9 +31,6 @@
             <a href="https://discord.gg/DPvUCA8dD" target="_blank" rel="noopener noreferrer" title="Discord" class="social-link">
                 {% include "icons/discord.svg" %}
             </a>
-            <a href="https://stt.gg/FzqPKhbG" target="_blank" rel="noopener noreferrer" title="Stoat" class="social-link">
-                {% include "icons/stoat.svg" %}
-            </a>
             <a href="https://labola.o-k-i.net/" target="_blank" rel="noopener noreferrer" title="Labola (Gitea)" class="social-link">
                 {% include "icons/gitea.svg" %}
             </a>