[gtk/docs-gtk-org] Tweak the error reporting page

[Emmanuele Bassi <ebassi src gnome org>]

commit 10fe5b49daa0bffdf6beeca95cee73094b93df84
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed Aug 4 15:45:28 2021 +0100

    Tweak the error reporting page

 glib/glib/error-reporting.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/glib/glib/error-reporting.md b/glib/glib/error-reporting.md
index 376cb9b3b4..5cc9fa2271 100644
--- a/glib/glib/error-reporting.md
+++ b/glib/glib/error-reporting.md
@@ -1,5 +1,7 @@
 Title: Error Reporting
 
+# Error Reporting
+
 GLib provides a standard method of reporting errors from a called function
 to the calling code. (This is the same problem solved by exceptions in other
 languages.) It's important to understand that this method is both a data
@@ -256,7 +258,6 @@ Error domains and codes are conventionally named as follows:
 
 - The error domain is called `<NAMESPACE>_<MODULE>_ERROR`, for example
   `G_SPAWN_ERROR` or `G_THREAD_ERROR`:
-
   ```c
   #define G_SPAWN_ERROR g_spawn_error_quark ()