[IMP] test_lint, *: enable eslint aditional rules

*: google_calendar, website_sale_loyalty

rules enabled :
    - no-dupe-keys
    - no-dupe-args
    - no-dupe-else-if

closes odoo/odoo#105398

Related: odoo/enterprise#33783
Signed-off-by: Aaron Bohy (aab) <aab@odoo.com>

addons/google_calendar/static/tests/google_calendar_tests.js

@@ -23,7 +23,6 @@ QUnit.module('Google Calendar', {
                         partner_id: {string: "user", type: "many2one", relation: 'partner', related: 'user_id.partner_id'},
                         name: {string: "name", type: "char"},
                         start_date: {string: "start date", type: "date"},
-                        start_date: {string: "start date", type: "date"},
                         stop_date: {string: "stop date", type: "date"},
                         start: {string: "start datetime", type: "datetime"},
                         stop: {string: "stop datetime", type: "datetime"},

addons/website_sale_loyalty/static/tests/tours/test_gift_card_tour.js

@@ -53,7 +53,6 @@ tour.register('shop_sale_gift_card', {
         },
         {
             content: 'check gift card amount',
-            trigger: '.oe_currency_value:contains("-45.00")',
             trigger: '.oe_website_sale .oe_cart',
             run: function () {}, // it's a check
         },
@@ -82,7 +81,6 @@ tour.register('shop_sale_gift_card', {
             tourUtils.goToCart({quantity: 2}),
         {
             content: 'check gift card amount',
-            trigger: '.oe_currency_value:contains("-45.00")',
             trigger: '.oe_website_sale .oe_cart',
             run: function () {}, // it's a check
         },

odoo/addons/test_lint/tests/eslintrc

@@ -14,6 +14,9 @@
         "no-const-assign": ["error"],
         "no-debugger": ["error"],
         "no-dupe-class-members": ["error"],
+        "no-dupe-keys": ["error"],
+        "no-dupe-args": ["error"],
+        "no-dupe-else-if": ["error"],
         "no-unsafe-negation": ["error"],
         "no-duplicate-imports": ["error"],
         "valid-typeof": ["error"],