[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

Diff for: tests/exporters/test_webpdf.py

@@ -33,7 +33,7 @@ class TestWebPDFExporter(ExportersTestsBase):
 
     exporter_class = WebPDFExporter  # type:ignore
 
-    @pytest.mark.network()
+    @pytest.mark.network
     def test_export(self):
         """
         Can a TemplateExporter export something?

Diff for: tests/test_nbconvertapp.py

@@ -151,7 +151,7 @@ def test_filename_spaces(self):
             assert os.path.isfile("notebook with spaces.pdf")
 
     @flaky
-    @pytest.mark.network()
+    @pytest.mark.network
     @pytest.mark.skipif(not PLAYWRIGHT_INSTALLED, reason="Playwright not installed")
     def test_webpdf_with_chromium(self):
         """