⬆️🪝 update pre-commit hooks (#406)

<!--pre-commit.ci start-->
updates:
- [github.com/srstevenson/nb-clean: 3.2.0 →
3.3.0](srstevenson/nb-clean@3.2.0...3.3.0)
- [github.com/astral-sh/ruff-pre-commit: v0.4.8 →
v0.4.9](astral-sh/ruff-pre-commit@v0.4.8...v0.4.9)
<!--pre-commit.ci end-->

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.pre-commit-config.yaml

@@ -30,7 +30,7 @@ repos:
 
   # Clean jupyter notebooks
   - repo: https://github.com/srstevenson/nb-clean
-    rev: 3.2.0
+    rev: 3.3.0
     hooks:
       - id: nb-clean
         args:
@@ -56,7 +56,7 @@ repos:
 
   # Python linting and formatting using ruff
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.4.8
+    rev: v0.4.9
     hooks:
       - id: ruff
         args: ["--fix", "--show-fixes"]

src/mqt/qcec/parameterized.py

@@ -116,20 +116,14 @@ def check_parameterized(
     total_simulations_finished = 0
 
     def update_stats(res: EquivalenceCheckingManager.Results) -> None:
-        nonlocal total_preprocessing_time
-        nonlocal total_runtime
-        nonlocal total_simulations_started
-        nonlocal total_simulations_finished
+        nonlocal total_preprocessing_time, total_runtime, total_simulations_started, total_simulations_finished
         total_preprocessing_time += res.preprocessing_time
         total_runtime += res.check_time
         total_simulations_started += res.started_simulations
         total_simulations_finished += res.performed_simulations
 
     def write_stats(i: int, res: EquivalenceCheckingManager.Results) -> None:
-        nonlocal total_preprocessing_time
-        nonlocal total_runtime
-        nonlocal total_simulations_started
-        nonlocal total_simulations_finished
+        nonlocal total_preprocessing_time, total_runtime, total_simulations_started, total_simulations_finished
         res.check_time = total_runtime
         res.preprocessing_time = total_preprocessing_time
         res.started_simulations = total_simulations_started