[gobject-introspection/ebassi/issue-319: 12/20] ci: Use stable Fedora

[Emmanuele Bassi <ebassi src gnome org>]

commit a9de1797ce6fc3188b1cf8271c8a8d695dbc597b
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed Jun 2 11:55:17 2021 +0100

    ci: Use stable Fedora
    
    Fedora 29 was EOL'ed in 2019.

 .gitlab-ci/Dockerfile         | 2 +-
 .gitlab-ci/minimal.Dockerfile | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/.gitlab-ci/Dockerfile b/.gitlab-ci/Dockerfile
index 23cfc794..61e1b301 100644
--- a/.gitlab-ci/Dockerfile
+++ b/.gitlab-ci/Dockerfile
@@ -1,4 +1,4 @@
-FROM fedora:29
+FROM fedora:34
 
 RUN dnf -y install \
     autoconf \
diff --git a/.gitlab-ci/minimal.Dockerfile b/.gitlab-ci/minimal.Dockerfile
index b33aa64b..6f01faea 100644
--- a/.gitlab-ci/minimal.Dockerfile
+++ b/.gitlab-ci/minimal.Dockerfile
@@ -1,4 +1,4 @@
-FROM fedora:29
+FROM fedora:34
 
 RUN dnf -y install \
     flex \