[TRTLLM-9488][fix] llmapi references (#9547)

Signed-off-by: ixlmar <[email protected]>

Author: ixlmar

tests/unittest/api_stability/references/llm.yaml

@@ -109,7 +109,7 @@ methods:
         status: beta
       disable_flashinfer_sampling:
         annotation: bool
-        default: False
+        default: True
         status: prototype
       moe_config:
         annotation: tensorrt_llm.llmapi.llm_args.MoeConfig