[gnome-build-meta/gnome-3-30] .gitlab-ci.yml: fix a missed instance of i386 -> i686

[Abderrahim Kitouni <akitouni src gnome org>]

commit 57ee49f4935882347c82f5b0ba6523ced6abd225
Author: Abderrahim Kitouni <a kitouni gmail com>
Date:   Tue Oct 30 09:37:05 2018 +0000

    .gitlab-ci.yml: fix a missed instance of i386 -> i686

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4e414a7..b067d10 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -196,7 +196,7 @@ build-gnome-core-i386:
   tags:
     - do
   variables:
-    ARCH: i386
+    ARCH: i686
   allow_failure: true
 
 build-gnome-core-aarch64: