[IMP] test_lint, *: add caughtErrors option to no-unused-vars

All named arguments on the catch block must be used. If for some motive
the named argument on the catch block is not used, its name must begin
with '_'.

closes odoo/odoo#85569

Related: odoo/enterprise#24867
Related: odoo/design-themes#552
Signed-off-by: Géry Debongnie <ged@odoo.com>

addons/google_recaptcha/static/src/js/recaptcha.js

@@ -47,7 +47,7 @@ const ReCaptcha = Class.extend({
             return {
                 token: await window.grecaptcha.execute(this._publicKey, {action: action})
             };
-        } catch (e) {
+        } catch (_e) {
             return {
                 error: _t("The recaptcha site key is invalid."),
             };