[Doc] ruff format remaining Python examples (#26795)

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

docs/features/quantization/fp8.md

@@ -41,7 +41,9 @@ from transformers import AutoTokenizer, AutoModelForCausalLM
 
 MODEL_ID = "meta-llama/Meta-Llama-3-8B-Instruct"
 model = AutoModelForCausalLM.from_pretrained(
-    MODEL_ID, device_map="auto", torch_dtype="auto",
+    MODEL_ID,
+    device_map="auto",
+    torch_dtype="auto",
 )
 tokenizer = AutoTokenizer.from_pretrained(MODEL_ID)
 ```
@@ -63,7 +65,10 @@ Since simple RTN does not require data for weight quantization and the activatio
 
     # Configure the simple PTQ quantization
     recipe = QuantizationModifier(
-      targets="Linear", scheme="FP8_DYNAMIC", ignore=["lm_head"])
+        targets="Linear",
+        scheme="FP8_DYNAMIC",
+        ignore=["lm_head"],
+    )
 
     # Apply the quantization algorithm.
     oneshot(model=model, recipe=recipe)