TST: Ignore bs4 deprecation warning in pandas

that has been fixed in pandas-dev/pandas#46692

Author: pllim

setup.cfg

@@ -140,6 +140,7 @@ filterwarnings =
     ignore:Unknown pytest\.mark\.mpl_image_compare:pytest.PytestUnknownMarkWarning
     ignore:Unknown config option:pytest.PytestConfigWarning
     ignore:matplotlibrc text\.usetex:UserWarning:matplotlib
+    ignore:The 'text' argument to find\(\)-type methods is deprecated:DeprecationWarning
     # Triggered by ProgressBar > ipykernel.iostream
     ignore:the imp module is deprecated:DeprecationWarning
     # toolz internal deprecation warning https://github.com/pytoolz/toolz/issues/500