Update system hooks doc

Fixes the JSON example in the 'Repository Update' system hook event example. Relates to the tickets about updating the system hooks documentation: https://gitlab.com/gitlab-org/gitlab/-/issues/216515 https://gitlab.com/gitlab-org/gitlab/-/issues/217221

Update system hooks doc
Fixes the JSON example in the 'Repository Update' system hook event example. Relates to the tickets about updating the system hooks documentation: https://gitlab.com/gitlab-org/gitlab/-/issues/216515 https://gitlab.com/gitlab-org/gitlab/-/issues/217221
c8866de4 · Rob Stewart · 4cb6bba6 · c8866de4
--- a/doc/system_hooks/system_hooks.md
+++ b/doc/system_hooks/system_hooks.md
@@ -671,7 +671,7 @@ X-Gitlab-Event: System Hook
    "homepage":"http://example.com/jsmith/example",
    "url":"git@example.com:jsmith/example.git",
    "ssh_url":"git@example.com:jsmith/example.git",
-    "http_url":"http://example.com/jsmith/example.git",
+    "http_url":"http://example.com/jsmith/example.git"
  },
  "changes": [
    {