[static-web] Missed the actual multiline separators

[Andrea Veri <averi src gnome org>]

commit a79808e7e53794a01b64b5efbcc07f88a9a67256
Author: Andrea Veri <averi redhat com>
Date:   Mon Jan 31 19:50:06 2022 +0100

    Missed the actual multiline separators

 .gitlab-ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index cbf8795..834d88e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -17,8 +17,8 @@ s3:
     - aws --version
     - aws s3 sync public s3://$S3_BUCKET --delete --size-only
     - |
-      curl --fail-with-body -o output -X POST
-      -H "Authorization: Bearer ${CDN_TOKEN}"
+      curl --fail-with-body -o output -X POST \
+      -H "Authorization: Bearer ${CDN_TOKEN}" \
       "https://api.cdn77.com/v3/cdn/$CDN_RESOURCE_ID/job/purge-all";
     - cat output || true
   only: