Issue #3155463 by longwave, quietone, jungle: Fix spelling error in...

Issue #3155463 by longwave, quietone, jungle: Fix spelling error in Drupal\filter\Plugin\migrate\process\FilterID::getSourceFilterType()

(cherry picked from commit 297f6a87)

core/modules/filter/src/Plugin/migrate/process/FilterID.php

@@ -234,7 +234,7 @@ protected static function getSourceFilterType($filter_id) {
         return FilterInterface::TYPE_HTML_RESTRICTOR;
 
       // https://www.drupal.org/project/entity_embed
-      case 'emtity_embed':
+      case 'entity_embed':
         return FilterInterface::TYPE_TRANSFORM_IRREVERSIBLE;
 
       case 'filter_align':