[gnome-builder/wip/gtk4-port] plugins/gettext: set category to diagnostics

[Christian Hergert <chergert src gnome org>]

commit bcfcfc0db54be5d9300b63d75fd5e715267cca73
Author: Christian Hergert <chergert redhat com>
Date:   Tue Apr 19 13:28:06 2022 -0700

    plugins/gettext: set category to diagnostics

 src/plugins/gettext/gettext.plugin | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/plugins/gettext/gettext.plugin b/src/plugins/gettext/gettext.plugin
index 5d65039a5..70dd7fd62 100644
--- a/src/plugins/gettext/gettext.plugin
+++ b/src/plugins/gettext/gettext.plugin
@@ -6,5 +6,6 @@ Description=Provides integration with Gettext
 Embedded=_ide_gettext_register_types
 Module=gettext
 Name=Gettext
+X-Category=diagnostics
 X-Diagnostic-Provider-Languages-Priority=100
 X-Diagnostic-Provider-Languages=c,chdr,cpp,js,python,vala