Add watsonx icon for inference endpoints management page (elastic#197116

)

This PR adds IBM Watsonx ai support for the Inference Endpoints
Management UI.

<img width="1249" alt="Screenshot 2024-10-21 at 12 22 09 PM"
src="https://github.com/user-attachments/assets/58516bef-4800-4198-91bf-c428d878d787">

(cherry picked from commit 8e1fcc1)

x-pack/packages/ml/trained_models_utils/src/constants/trained_models.ts

@@ -287,6 +287,16 @@ export type InferenceServiceSettings =
         };
       };
     }
+  | {
+      service: 'watsonxai';
+      service_settings: {
+        api_key: string;
+        url: string;
+        model_id: string;
+        project_id: string;
+        api_version: string;
+      };
+    }
   | {
       service: 'amazonbedrock';
       service_settings: {

x-pack/plugins/search_inference_endpoints/public/components/all_inference_endpoints/render_table_columns/render_service_provider/service_provider.tsx

@@ -21,6 +21,7 @@ import googleAIStudioIcon from '../../../../assets/images/providers/google_ai_st
 import mistralIcon from '../../../../assets/images/providers/mistral.svg';
 import amazonBedrockIcon from '../../../../assets/images/providers/amazon_bedrock.svg';
 import alibabaCloudAISearchIcon from '../../../../assets/images/providers/alibaba_cloud_ai_search.svg';
+import watsonxAIIcon from '../../../../assets/images/providers/watsonx_ai.svg';
 import { ServiceProviderKeys } from '../../types';
 import * as i18n from './translations';
 
@@ -78,6 +79,10 @@ export const SERVICE_PROVIDERS: Record<ServiceProviderKeys, ServiceProviderRecor
     icon: openAIIcon,
     name: 'OpenAI',
   },
+  [ServiceProviderKeys.watsonxai]: {
+    icon: watsonxAIIcon,
+    name: 'WatsonxAI',
+  },
 };
 
 export const ServiceProvider: React.FC<ServiceProviderProps> = ({ providerEndpoint }) => {

x-pack/plugins/search_inference_endpoints/public/components/all_inference_endpoints/types.ts

@@ -21,6 +21,7 @@ export enum ServiceProviderKeys {
   hugging_face = 'hugging_face',
   mistral = 'mistral',
   openai = 'openai',
+  watsonxai = 'watsonxai',
 }
 
 export enum SortFieldInferenceEndpoint {