[gnome-builder] devhelp: Drop an unused variable from help provider's code

[Christian Hergert <chergert src gnome org>]

commit 607c221a3d2fca5a7c1e1b8fe2eb4074cf140d2c
Author: vanadiae <vanadiae35 gmail com>
Date:   Thu Dec 31 18:05:07 2020 +0100

    devhelp: Drop an unused variable from help provider's code

 src/plugins/devhelp/gbp-devhelp-hover-provider.c | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/src/plugins/devhelp/gbp-devhelp-hover-provider.c 
b/src/plugins/devhelp/gbp-devhelp-hover-provider.c
index 6258e5942..2e10d36e6 100644
--- a/src/plugins/devhelp/gbp-devhelp-hover-provider.c
+++ b/src/plugins/devhelp/gbp-devhelp-hover-provider.c
@@ -104,7 +104,6 @@ find_and_apply_content (Hover *h)
 
       if ((item = dh_keyword_model_filter (model, word, NULL, NULL)))
         {
-          g_autoptr(IdeMarkedContent) content = NULL;
           GtkWidget *view;
 
           view = dh_assistant_view_new ();