fixed a linting error and docstrings validation

Author: smartvinnetou

pandas/core/series.py

@@ -1412,17 +1412,20 @@ def to_string(
 
     @doc(
         klass=_shared_doc_kwargs["klass"],
-        examples="""Examples
-        --------
-        >>> s = pd.Series(["elk", "pig", "dog", "quetzal"], name="animal")
-        >>> print(s.to_markdown())
-        |    | animal   |
-        |---:|:---------|
-        |  0 | elk      |
-        |  1 | pig      |
-        |  2 | dog      |
-        |  3 | quetzal  |
-        """,
+        examples=dedent(
+            """
+            Examples
+            --------
+            >>> s = pd.Series(["elk", "pig", "dog", "quetzal"], name="animal")
+            >>> print(s.to_markdown())
+            |    | animal   |
+            |---:|:---------|
+            |  0 | elk      |
+            |  1 | pig      |
+            |  2 | dog      |
+            |  3 | quetzal  |
+            """
+        ),
     )
     def to_markdown(
         self, buf: Optional[IO[str]] = None, mode: Optional[str] = None, **kwargs