Apply suggestions from code review

Co-authored-by: 🇺🇦 Sviatoslav Sydorenko (Святослав Сидоренко) <wk.cvs.github@sydorenko.org.ua>

Author: justin-stephenson

docs/changelog-fragments/756.feature.2.rst

@@ -1,5 +1,6 @@
 Added a ``pylibsshext.session.connect()`` parameter
 ``timeout_usec`` to set ``SSH_OPTIONS_TIMEOUT_USEC``.
+
 This allows setting the ``SSH_OPTIONS_TIMEOUT_USEC``
 ssh option, though ``SSH_OPTIONS_TIMEOUT`` is a more
 practical option.

tests/unit/channel_test.py

@@ -38,9 +38,9 @@ def ssh_channel(ssh_client_session):
 def test_open_session_timeout(ssh_session_connect):
     """Test opening a new channel with a low timeout value.
 
-    This generates an exception from ssh_channel_open_session()
-    returning SSH_AGAIN with the usec timeout and default
-    open_session_retries value of 0.
+    This generates an exception from ``ssh_channel_open_session()``
+    returning ``SSH_AGAIN`` with the ``usec`` timeout and default
+    ``open_session_retries`` value of ``0``.
     """
     ssh_session = Session()
     ssh_session_connect(ssh_session)
@@ -54,8 +54,8 @@ def test_open_session_timeout(ssh_session_connect):
 def test_open_session_with_retries(ssh_session_connect_retries):
     """Test with a low timeout value and retries set.
 
-    This sets 'open_session_retries=10' and with the retries
-    ssh_channel_open_session() will succeed.
+    This sets ``open_session_retries=10`` and with the retries
+    ``ssh_channel_open_session()`` will succeed.
     """
     ssh_session = Session()
     ssh_session_connect_retries(ssh_session)