Coupon code placeholder ready to be translated.

Prerequisites • I have searched for similar features requests in both open and closed tickets and cannot find a duplicate. • The feature is still missing in the latest stable version of Elementor ( Elementor Pro ) What problem is your feature request going to solve? Please describe. Elementor pro has 100% spanish translation, however there is a piece of text that is alwasy missing on the dictionary of terms to be translated. That term is the placeholder "couopon code" in the coupon form widget. If you look at "/plugins/elementor pro/modules/woocomerce/widgets/cart.php" on lilne 2334 in current version, you could see the placeholder text. Describe the solution you'd like In order of prferecence: 1 ) Provide a way to configure that text as in the case of the button next to it. 2 ) Provide a term in the translation to translate it via plugins. Describe alternatives you've considered I hade tried to change via gettext filter in word…