[Site] Fix deprecations and remove debug block

Author: smnandre

ux.symfony.com/config/packages/doctrine.yaml

@@ -23,7 +23,7 @@ doctrine:
                 prefix: 'App\Entity'
                 alias: App
         controller_resolver:
-            auto_mapping: true
+            auto_mapping: false
 
 when@test:
     doctrine:

ux.symfony.com/config/packages/zenstruck_foundry.yaml

@@ -1,7 +1,6 @@
 when@dev: &dev
     # See full configuration: https://symfony.com/bundles/ZenstruckFoundryBundle/current/index.html#full-default-bundle-configuration
     zenstruck_foundry:
-        # Whether to auto-refresh proxies by default (https://symfony.com/bundles/ZenstruckFoundryBundle/current/index.html#auto-refresh)
-        auto_refresh_proxies: true
+        global_state:         []
 
 when@test: *dev

ux.symfony.com/templates/main/homepage.html.twig

@@ -24,10 +24,6 @@
     </div>
 </div>
 
-    {% block foo %}
-        {{ importmap() }}
-    {% endblock %}
-
 <div class="container-fluid container-xxl px-4 py-4 px-md-5 py-md-5">
     <h2 class="ubuntu">Install it</h2>