DOC: Update orc.py to say orc instead of parquet (pandas-dev#58744)

Update orc.py to say orc instead of parquet

Author: mjperrone

pandas/io/orc.py

@@ -73,7 +73,7 @@ def read_orc(
         .. versionadded:: 2.0
 
     filesystem : fsspec or pyarrow filesystem, default None
-        Filesystem object to use when reading the parquet file.
+        Filesystem object to use when reading the orc file.
 
         .. versionadded:: 2.1.0
 
@@ -99,7 +99,7 @@ def read_orc(
     --------
     >>> result = pd.read_orc("example_pa.orc")  # doctest: +SKIP
     """
-    # we require a newer version of pyarrow than we support for parquet
+    # we require a newer version of pyarrow than we support for orc
 
     orc = import_optional_dependency("pyarrow.orc")