Remove ‘all services’ page

It’s not needed any more, because the platform admin page does the same
thing better.

app/main/__init__.py

@@ -24,7 +24,6 @@ from app.main.views import (
     api_keys,
     manage_users,
     invites,
-    all_services,
     feedback,
     providers,
     platform_admin

app/main/views/all_services.py

@@ -1,15 +0,0 @@
-from flask import render_template
-from flask_login import login_required
-
-from app import service_api_client
-from app.main import main
-from app.utils import user_has_permissions
-from app.notify_client.service_api_client import ServicesBrowsableItem
-
-
-@main.route("/all-services")
-@login_required
-@user_has_permissions(None, admin_override=True)
-def show_all_services():
-    services = [ServicesBrowsableItem(x) for x in service_api_client.get_services()['data']]
-    return render_template('views/all-services.html', services=services)