[Renderer] Separate out RendererConfig from ModelConfig (#30145)

Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>

tests/compile/test_fusion_attn.py

@@ -24,6 +24,7 @@ from vllm.config import (
     CompilationMode,
     ModelConfig,
     PassConfig,
+    RendererConfig,
     SchedulerConfig,
     VllmConfig,
     set_current_vllm_config,
@@ -325,6 +326,7 @@ def test_attention_quant_pattern(
     )
     vllm_config = VllmConfig(
         model_config=model_config,
+        renderer_config=RendererConfig(model_config=model_config),
         scheduler_config=SchedulerConfig(
             max_num_seqs=1024,
             max_model_len=model_config.max_model_len,