[libsoup/libsoup-2-74] build: Fix generating docs

[Patrick Griffis <pgriffis src gnome org>]

commit c1f642203a8f7fddc2a33ac3c2b7cee9980b806d
Author: Patrick Griffis <pgriffis igalia com>
Date:   Fri Sep 17 10:09:31 2021 -0500

    build: Fix generating docs

 docs/reference/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/docs/reference/meson.build b/docs/reference/meson.build
index 89413822..14eba61d 100644
--- a/docs/reference/meson.build
+++ b/docs/reference/meson.build
@@ -52,7 +52,7 @@ mkdb_args = [
 scan_args = [
   '--deprecated-guards=SOUP_DISABLE_DEPRECATED',
   '--rebuild-types',
-  '--ignore-decorators="SOUP_DEPRECATED\w*\s*\([^)]*\)|SOUP_DEPRECATED\w*|SOUP_AVAILABLE\w*"'
+  '--ignore-decorators="SOUP_DEPRECATED\w*\s*()|SOUP_DEPRECATED\w*|SOUP_AVAILABLE[\w_]*"'
 ]
 
 gnome.gtkdoc('libsoup-2.4',