docs: Try out nosidebar.

Please squawk if you find this appalling or otherwise don't like it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170803 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/conf.py b/docs/conf.py
index 919bb3b..c0cf402 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -95,7 +95,7 @@
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the
 # documentation.
-#html_theme_options = {}
+html_theme_options = { "nosidebar": True }
 
 # Add any paths that contain custom themes here, relative to this directory.
 html_theme_path = ["_themes"]