[FIX] crm: properly call super in forecast tests

Before this commit, those tests sometimes failed because we didn't
correctly wait for the load and reload promises.

Part-of: odoo/odoo#78621

addons/crm/static/tests/forecast_view_tests.js

@@ -191,12 +191,12 @@ QUnit.module("Views", (hooks) => {
 
             patchWithCleanup(AbstractModel.prototype, {
                 async load(params) {
-                    this._super(...arguments);
                     assert.deepEqual(params.domain, expectedDomains.shift());
+                    return this._super(...arguments);
                 },
                 async reload(_, params) {
-                    this._super(...arguments);
                     assert.deepEqual(params.domain, expectedDomains.shift());
+                    return this._super(...arguments);
                 },
             });