feat: add support to enable search index full text (#828)

Signed-off-by: Saurav Sharma <appdroiddeveloper@gmail.com>

src/test/java/ca/uhn/fhir/jpa/starter/ElasticsearchLastNR4IT.java

@@ -52,6 +52,7 @@ import org.testcontainers.junit.jupiter.Testcontainers;
     "hapi.fhir.lastn_enabled=true",
 	 "hapi.fhir.store_resource_in_lucene_index_enabled=true",
 	 "hapi.fhir.advanced_lucene_indexing=true",
+	 "hapi.fhir.search_index_full_text_enabled=true",
 
     "elasticsearch.enabled=true",
 	  "hapi.fhir.cr_enabled=false",

src/test/resources/application.yaml

@@ -129,6 +129,7 @@ hapi:
     ###  !!Extended Lucene/Elasticsearch Indexing is still a experimental feature, expect some features (e.g. _total=accurate) to not work as expected!!
     ###  more information here: https://hapifhir.io/hapi-fhir/docs/server_jpa/elastic.html
     advanced_lucene_indexing: false
+    search_index_full_text_enabled: false
     #    enforce_referential_integrity_on_delete: false
     # This is an experimental feature, and does not fully support _total and other FHIR features.
     #    enforce_referential_integrity_on_delete: false