Update docs/guides/ORCHESTRATION_CHAT_COMPLETION.md

Co-authored-by: Charles Dubois <[email protected]>

Author: Jonas-Isr

docs/guides/ORCHESTRATION_CHAT_COMPLETION.md

@@ -253,12 +253,10 @@ In this example, the AI model is provided with additional context in the form of
 `Grounding.create()` is by default a document grounding service with a vector data repository. If you want to use grounding based on *help.sap.com*, you can use the following code.
 
 ```java
-val groundingHelpSapCom =
+var groundingHelpSapCom =
         DocumentGroundingFilter.create()
                 .dataRepositoryType(DataRepositoryType.HELP_SAP_COM);
-val groundingConfig =
-        Grounding.create()
-                .filters(groundingHelpSapCom);
+var groundingConfig = Grounding.create().filters(groundingHelpSapCom);
 var configWithGrounding = config.withGrounding(groundingConfig);
 
 var prompt = groundingConfig.createGroundingPrompt("What is a fuzzy search?");