update wan22 5090 config (#478)

Co-authored-by: gushiqiao <975033167@qq.com>

configs/wan22/wan_moe_i2v_distill_5090.json

+{
+    "infer_steps": 4,
+    "target_video_length": 81,
+    "text_len": 512,
+    "target_height": 720,
+    "target_width": 1280,
+    "self_attn_1_type": "sage_attn3",
+    "cross_attn_1_type": "sage_attn3",
+    "cross_attn_2_type": "sage_attn3",
+    "sample_guide_scale": [
+        3.5,
+        3.5
+    ],
+    "sample_shift": 5.0,
+    "enable_cfg": false,
+    "cpu_offload": true,
+    "offload_granularity": "block",
+    "t5_cpu_offload": false,
+    "vae_cpu_offload": false,
+    "use_image_encoder": false,
+    "boundary_step_index": 2,
+    "denoising_step_list": [
+        1000,
+        750,
+        500,
+        250
+    ],
+    "dit_quantized": true,
+    "dit_quant_scheme": "int8-q8f",
+    "t5_quantized": true,
+    "t5_quant_scheme": "int8-q8f"
+}