[Inference API] Fix bug checking for e5 or reranker default IDs (elastic#119797)

* Fix bug checking for non-elser defaults

* Update docs/changelog/119797.yaml

* fix typo

Author: maxhniebergall

docs/changelog/119797.yaml

@@ -0,0 +1,5 @@
+pr: 119797
+summary: "[Inference API] Fix bug checking for e5 or reranker default IDs"
+area: Machine Learning
+type: bug
+issues: []

x-pack/plugin/inference/src/main/java/org/elasticsearch/xpack/inference/services/elasticsearch/ElasticsearchInternalService.java

@@ -138,7 +138,7 @@ public void parseRequestConfig(
         Map<String, Object> config,
         ActionListener<Model> modelListener
     ) {
-        if (inferenceEntityId.equals(DEFAULT_ELSER_ID)) {
+        if (isDefaultId(inferenceEntityId)) {
             modelListener.onFailure(
                 new ElasticsearchStatusException(
                     "[{}] is a reserved inference Id. Cannot create a new inference endpoint with a reserved Id",