[CI][RFC] Replace black-jupyter with ruff-format (#37210)

Co-authored-by: Alison Shao <a.shao@wustl.edu>

examples/usage/reasoning_aware_compression/rac_collect_traces.py

@@ -335,7 +335,7 @@ def report(manifest: TraceManifest) -> None:
     print(f"  decode tokens   : {manifest.num_decode_tokens}")
     print(f"  total tokens    : {total}")
     print(f"  decode share    : {decode_share:.1%}")
-    print(f"  wall clock      : {manifest.elapsed_seconds/60:.1f} min")
+    print(f"  wall clock      : {manifest.elapsed_seconds / 60:.1f} min")
     if manifest.calibration_mode == "rac":
         print(
             "\nThe decode share is the activation mass that prompt-only "

examples/usage/reasoning_aware_compression/rac_serve_and_eval.py

@@ -209,7 +209,7 @@ def report(results: List[EvalResult]) -> None:
             f"{result.model_path:<{width}}  "
             f"{result.accuracy:>7.3f}  "
             f"{result.mean_completion_tokens:>16.0f}  "
-            f"{result.elapsed_seconds/60:>10.1f}m"
+            f"{result.elapsed_seconds / 60:>10.1f}m"
         )
 
     if len(results) > 1: