[PATCH 2/3] python: fix documentation title underline

[Jani Nikula]

Fix documentation build sphinx warning:

filesystem.rst:18: WARNING: Title underline too short.
---
 bindings/python/docs/source/filesystem.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bindings/python/docs/source/filesystem.rst b/bindings/python/docs/source/filesystem.rst
index 558c93de592a..13fe11946c46 100644
--- a/bindings/python/docs/source/filesystem.rst
+++ b/bindings/python/docs/source/filesystem.rst
@@ -15,7 +15,7 @@ Files and directories
       instead.
 
 :class:`Directory` -- A directory entry in the database
-------------------------------------------------------
+-------------------------------------------------------
 
 .. autoclass:: Directory
 
-- 
2.20.1