Fix en-gb translations (#8502)

Renamed lang key in lokalise

build-scripts/gulp/translations.js

@@ -369,14 +369,13 @@ gulp.task(
             const newData = {};
             Object.entries(data).forEach(([key, value]) => {
               // Filter out translations without native name.
-              if (data[key].nativeName) {
-                newData[key] = data[key];
+              if (value.nativeName) {
+                newData[key] = value;
               } else {
                 console.warn(
                   `Skipping language ${key}. Native name was not translated.`
                 );
               }
-              if (data[key]) newData[key] = value;
             });
             return newData;
           })