Fix database manager link.

musician/models.py

@@ -184,6 +184,10 @@ class DatabaseService(OrchestraModel):
 
         return details
 
+    @property
+    def manager_url(self):
+        return musician_settings.URL_DB_PHPMYADMIN
+
 
 class Domain(OrchestraModel):
     api_name = 'domain'

musician/templates/musician/databases.html

@@ -42,7 +42,7 @@
       </div>
       <div class="col-md-5 text-right">
         <div class="service-manager-link">
-          <a class="btn btn-primary" href="#open-phpmyadmin">{% trans "Open database manager" %} <i class="fas fa-external-link-alt"></i></a>
+          <a class="btn btn-primary" href="{{ database.manager_url }}" target="_blank" rel="noopener noreferrer">{% trans "Open database manager" %} <i class="fas fa-external-link-alt"></i></a>
         </div>
       </div>
     </div>