templates: mark cancel buttons to skip HTML5 form validation (#31493)

src/authentic2/auth2_auth/auth2_ssl/templates/auth/login_form_ssl.html

@@ -8,7 +8,7 @@
 {{ form.as_p }}
 <button class="submit-button" name="{{ submit_name }}">{% trans "Log in" %}</button>
 {% if cancel %}
-<button class="cancel-button" name="cancel">{% trans 'Cancel' %}"</button>
+<button class="cancel-button" name="cancel" formnovalidate>{% trans 'Cancel' %}"</button>
 {% endif %}
 </form>
 </div>

src/authentic2/templates/authentic2/accounts_delete.html

@@ -18,6 +18,6 @@
   <p>{% trans "Delete my account and all my personal datas ?" %}</p>
   {{ form.as_p }}
   <button class="delete-button" name="submit">{% trans "Delete" %}</button>
-  <button class="cancel-button" name="cancel">{% trans "Cancel" %}</button>
+  <button class="cancel-button" name="cancel" formnovalidate>{% trans "Cancel" %}</button>
 </form>
 {% endblock %}

src/authentic2/templates/authentic2/login_password_form.html

@@ -5,7 +5,7 @@
 {{ form.as_p }}
 <button class="submit-button" name="{{ submit_name }}">{% trans "Log in" %}</button>
 {% if cancel %}
-<button class="cancel-button" name="cancel">{% trans 'Cancel' %}</button>
+<button class="cancel-button" name="cancel" formnovalidate>{% trans 'Cancel' %}</button>
 {% endif %}
 </form>
 </div>

src/authentic2_auth_saml/templates/authentic2_auth_saml/login.html

@@ -1,7 +1,7 @@
 {% load i18n %}<form method="post">
     <button class="submit-button" name="{{ submit_name }}">{% trans "Login" %}</button>
     {% if cancel %}
-        <button class="cancel-button" name="cancel">{% trans 'Cancel' %}</button>
+        <button class="cancel-button" name="cancel" formnovalidate>{% trans 'Cancel' %}</button>
     {% endif %}
 </form>