Issue #3089764 by alexpott, mondrake: Updating translations does not clear the...

Issue #3089764 by alexpott, mondrake: Updating translations does not clear the JS asset cache so new translations are not loaded

core/modules/locale/src/EventSubscriber/LocaleTranslationCacheTag.php

@@ -32,7 +32,7 @@ public function __construct(CacheTagsInvalidatorInterface $cache_tags_invalidato
    * Invalidate cache tags whenever a string is translated.
    */
   public function saveTranslation() {
-    $this->cacheTagsInvalidator->invalidateTags(['rendered', 'locale']);
+    $this->cacheTagsInvalidator->invalidateTags(['rendered', 'locale', 'library_info']);
   }
 
   /**

core/modules/locale/tests/src/Functional/LocaleJavascriptTranslationTest.php

@@ -160,6 +160,8 @@ public function testLocaleTranslationJsDependencies() {
     $js_filename = $prefix . '_' . $js_translation_files[$prefix] . '.js';
 
     $content = $this->getSession()->getPage()->getContent();
+    $this->assertRaw('core/misc/drupal.js');
+    $this->assertRaw($js_filename);
     // Assert translations JS is included before drupal.js.
     $this->assertTrue(strpos($content, $js_filename) < strpos($content, 'core/misc/drupal.js'), 'Translations are included before Drupal.t.');
   }