Workaround pandas version string issue in doc generation

Author: HyukjinKwon

python/pyspark/pandas/supported_api_gen.py

@@ -108,7 +108,9 @@ def _check_pandas_version() -> None:
     """
     Check if the installed pandas version matches the expected version.
     """
-    if LooseVersion(pd.__version__) != LooseVersion(PANDAS_LATEST_VERSION):
+    # Work around pandas version string issue,
+    # see https://github.com/pandas-dev/pandas/issues/61579.
+    if LooseVersion(pd.__version__.split('+')[0]) != LooseVersion(PANDAS_LATEST_VERSION):
         msg = (
             f"Warning: pandas {PANDAS_LATEST_VERSION} is required; your version is {pd.__version__}"
         )