Fix Sphinx on azure-storage-blob-changefeed (#35975)

Author: Yalin Li

sdk/storage/azure-storage-blob-changefeed/README.md

@@ -67,7 +67,7 @@ service = ChangeFeedClient(account_url="https://<my-storage-account-name>.blob.c
 
 ## Key concepts
 
-#### Clients
+### Clients
 
 The Blob ChangeFeed SDK provides one client:
 * ChangeFeedClient: this client allows you to get change feed events by page, get all change feed events, get events in a time range, start listing events with a continuation token.

sdk/storage/azure-storage-blob-changefeed/azure/storage/blob/changefeed/_change_feed_client.py

@@ -92,15 +92,6 @@ def from_connection_string(
             str or dict[str, str] or None
         :returns: A change feed client.
         :rtype: ~azure.storage.blob.changefeed.ChangeFeedClient
-
-        .. admonition:: Example:
-
-            .. literalinclude:: ../samples/blob_samples_authentication.py
-                :start-after: [START auth_from_connection_string]
-                :end-before: [END auth_from_connection_string]
-                :language: python
-                :dedent: 8
-                :caption: Creating the BlobServiceClient using account_key as credential.
         """
         account_url, secondary, credential = parse_connection_str(conn_str, credential, 'blob')
         if 'secondary_hostname' not in kwargs:

sdk/storage/azure-storage-blob-changefeed/pyproject.toml

@@ -3,3 +3,4 @@ mypy = false
 pyright = false
 type_check_samples = false
 verifytypes = false
+strict_sphinx = true