[gnome-builder] editorconfig: set 3 space tabs for rst

[Christian Hergert <chergert src gnome org>]

commit f5c8771c8f2fa4c8b9f85ac2d2d169e5c62d98d3
Author: Christian Hergert <chergert redhat com>
Date:   Wed Mar 8 19:28:29 2017 -0800

    editorconfig: set 3 space tabs for rst

 .editorconfig |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/.editorconfig b/.editorconfig
index 7729c22..fdf580f 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -31,6 +31,11 @@ indent_size = 2
 tab_size = 2
 indent_style = space
 
+[*.rst]
+indent_size = 3
+tab_size = 3
+indent_style = space
+
 [*.vala]
 indent_size = 4
 indent_style = tab