[libgweather/style-check-feedback] ci: Run style check only on merge requests

[Emmanuele Bassi <ebassi src gnome org>]

commit b58f03d55f661ae7ac456ef1c6c37353316a24b5
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Tue Oct 19 14:58:45 2021 +0100

    ci: Run style check only on merge requests

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4b9e97ef..50294f5d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -9,7 +9,7 @@ stages:
 
 .only-default:
   only:
-    - branches
+    - merge_requests
   except:
     - tags