Translations update from Weblate (#652)

Co-authored-by: Anonymous <noreply@weblate.org>
Co-authored-by: elliotfontaine <elliot.fontaine@gmail.com>
Co-authored-by: Meiton <michal.salati@gmail.com>
Co-authored-by: Andrew <www.andru90@gmail.com>
Co-authored-by: Denys Dovhan <denysdovhan@gmail.com>
Co-authored-by: Eryk Pawlikowski <eryk5188@gmail.com>

backend/decky_loader/locales/es-ES.json

@@ -238,6 +238,15 @@
         "store_testing_warning": {
             "desc": "",
             "label": ""
+        },
+        "download_progress_info": {
+            "installing_plugin": "",
+            "download_zip": "",
+            "increment_count": "",
+            "open_zip": "",
+            "parse_zip": "",
+            "start": "",
+            "uninstalling_previous": ""
         }
     },
     "StoreSelect": {