7 files declare their use of SolrConfigInterface in Search API Solr 8.3

AbstractSolrEntity.php in src/Entity/AbstractSolrEntity.php

AbstractSolrEntityController.php in src/Controller/AbstractSolrEntityController.php

AbstractSolrEntityListBuilder.php in src/Controller/AbstractSolrEntityListBuilder.php

SolrCacheController.php in src/Controller/SolrCacheController.php

SolrFieldTypeController.php in src/Controller/SolrFieldTypeController.php

SolrRequestDispatcherController.php in src/Controller/SolrRequestDispatcherController.php

SolrRequestHandlerController.php in src/Controller/SolrRequestHandlerController.php