[IMP] hr_contract: remove unused code

In the hr_contract_history list view, some owl code was set to
allow employee creation from that view. Since the create button
has been removed, that code was unused.

closes odoo/odoo#106264

Signed-off-by: Kevin Baptiste <kba@odoo.com>

addons/hr_contract/report/hr_contract_history_report_views.xml

@@ -139,7 +139,6 @@
         <field name="model">hr.contract.history</field>
         <field name="arch" type="xml">
             <tree string="Contracts"
-                  js_class="hr_contract_history_list"
                   default_order = 'is_under_contract, date_start desc'
                   edit="false"
                   delete="false"

addons/hr_contract/static/src/js/hr_contract_history_list_controller.js

@@ -1,24 +0,0 @@
-/** @odoo-module **/
-
-import { useService } from "@web/core/utils/hooks";
-import { ListController } from "@web/views/list/list_controller";
-
-export class HrContractHistoryListController extends ListController {
-    setup() {
-        super.setup();
-        this.actionService = useService('action');
-    }
-
-    /**
-     * @override
-     */
-    async createRecord({ group } = {}) {
-        this.actionService.doAction({
-            name: this.env._t('New Employee'),
-            type: 'ir.actions.act_window',
-            res_model: 'hr.employee',
-            views: [[false, 'form']],
-            view_mode: 'form',
-        });
-    }
-}

addons/hr_contract/static/src/js/hr_contract_history_views.js

@@ -1,12 +0,0 @@
-/** @odoo-module **/
-
-import { registry } from "@web/core/registry";
-import { listView } from "@web/views/list/list_view";
-import { HrContractHistoryListController } from "./hr_contract_history_list_controller";
-
-export const HrContractHistoryView = {
-    ...listView,
-    Controller: HrContractHistoryListController,
-}
-
-registry.category("views").add('hr_contract_history_list', HrContractHistoryView);