Backport PR #52519 on branch 2.0.x (DOC: Fix permission denied error in docbuild) (#52522)

Backport PR #52519: DOC: Fix permission denied error in docbuild

Co-authored-by: Patrick Hoefler <[email protected]>

Author: meeseeksmachine

doc/source/whatsnew/v1.3.0.rst

@@ -36,14 +36,14 @@ headers included in the request.  This can be used to control the User-Agent
 header or send other custom headers (:issue:`36688`).
 For example:
 
-.. ipython:: python
+.. code-block:: ipython
 
-    headers = {"User-Agent": "pandas"}
-    df = pd.read_csv(
-        "https://download.bls.gov/pub/time.series/cu/cu.item",
-        sep="\t",
-        storage_options=headers
-    )
+    In [1]: headers = {"User-Agent": "pandas"}
+    In [2]: df = pd.read_csv(
+       ...:     "https://download.bls.gov/pub/time.series/cu/cu.item",
+       ...:     sep="\t",
+       ...:     storage_options=headers
+       ...: )
 
 .. _whatsnew_130.enhancements.read_to_xml: