[nautilus] gitignore: ignore .flatpak-builder

[Carlos Soriano <csoriano src gnome org>]

commit 5f1fd258f0f900d21e77f9cfb6579d786e5f10d3
Author: Carlos Soriano <csoriano gnome org>
Date:   Thu Dec 1 12:56:10 2016 +0100

    gitignore: ignore .flatpak-builder
    
    https://bugzilla.gnome.org/show_bug.cgi?id=775460

 .gitignore |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/.gitignore b/.gitignore
index 617eab5..70fae94 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,7 @@
 /*~
 /.*.sw[nop]
 /.dirstamp
+/.flatpak-builder
 /ABOUT-NLS
 /GPATH
 /GRTAGS