[vala/wip/ci: 20/24] Fedora rawhide is broken

[Rico Tzschichholz <ricotz src gnome org>]

commit 18d444e0e4339886391c02b98e9dbc6e9d2b5b83
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sat Aug 22 18:31:39 2020 +0200

    Fedora rawhide is broken

 .gitlab-ci.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 93213ab16..4a6d7fc98 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -27,7 +27,7 @@ fedora-gcc-x86_64:
 
 fedora-clang-x86_64:
   stage: build
-  image: fedora:rawhide
+  image: fedora:latest
   except:
     - tags
   variables:
@@ -41,6 +41,7 @@ fedora-clang-x86_64:
     - make -j4
     - make -j4 bootstrap
     - make -j4 check VERBOSE=1
+  allow_failure: true
 
 ubuntu-clang-x86_64:
   stage: build