[librsvg-oci-images] [ci skip] fix typo

[Jordan Petridis <jpetridis src gnome org>]

commit fd38a994771aa018d5411f9856ff7efd5efc418a
Author: Jordan Petridis <jpetridis gnome org>
Date:   Thu Oct 11 11:03:16 2018 +0300

    [ci skip] fix typo

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 27602b4..73b7ef7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -116,7 +116,7 @@ ubuntu 18.04 i386:
 
     <<: *distro_build
 
-rustc 1.28 9:
+rustc 1.29 9:
     variables:
       RUSTC_VERSION: "1.29.1"
       TAG_VERSION: "1.29"