[libhandy] Trim gitattributes

[Adrien Plazas <aplazas src gnome org>]

commit b85540cdcb28e5ebba30e9f660fad19332263741
Author: Guido Günther <agx sigxcpu org>
Date:   Wed Jun 24 12:43:51 2020 +0200

    Trim gitattributes
    
    There's no point in denying downstreams extra information

 .gitattributes | 12 ------------
 1 file changed, 12 deletions(-)
---
diff --git a/.gitattributes b/.gitattributes
index 300ee250..6da3e3d2 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,13 +1 @@
-data export-ignore
 debian export-ignore
-examples/sm.puri.Handy.Demo.json export-ignore
-glade/rename-id.patch export-ignore
-glade/sm.puri.Handy.Glade.json export-ignore
-lint export-ignore
-.dir-locals.el export-ignore
-.editorconfig export-ignore
-.gitattributes export-ignore
-.gitignore export-ignore
-.gitlab export-ignore
-.gitlab-ci export-ignore
-.gitlab-ci.yml export-ignore