chore: Rename RagTool FileSearchTool

Signed-off-by: Francisco Javier Arceo <farceo@redhat.com>

llama_stack/distributions/meta-reference-gpu/run-with-safety.yaml

@@ -98,8 +98,8 @@ providers:
     config:
       api_key: ${env.TAVILY_SEARCH_API_KEY:=}
       max_results: 3
-  - provider_id: rag-runtime
-    provider_type: inline::rag-runtime
+  - provider_id: file_search-runtime
+    provider_type: inline::file_search-runtime
   - provider_id: model-context-protocol
     provider_type: remote::model-context-protocol
 storage:
@@ -146,8 +146,8 @@ registered_resources:
   tool_groups:
   - toolgroup_id: builtin::websearch
     provider_id: tavily-search
-  - toolgroup_id: builtin::rag
-    provider_id: rag-runtime
+  - toolgroup_id: builtin::file_search
+    provider_id: file_search-runtime
 server:
   port: 8321
 telemetry: