[gtksourceview] docs: remove unused completion sections

[Christian Hergert <chergert src gnome org>]

commit f41aa52905f51a6bbd2a16897602638a46d7fb96
Author: Christian Hergert <chergert redhat com>
Date:   Mon Jan 4 10:41:28 2021 -0800

    docs: remove unused completion sections

 docs/reference/gtksourceview-5.0-sections.txt | 38 ---------------------------
 1 file changed, 38 deletions(-)
---
diff --git a/docs/reference/gtksourceview-5.0-sections.txt b/docs/reference/gtksourceview-5.0-sections.txt
index bacb98da..0c6727e6 100644
--- a/docs/reference/gtksourceview-5.0-sections.txt
+++ b/docs/reference/gtksourceview-5.0-sections.txt
@@ -104,44 +104,6 @@ GTK_SOURCE_TYPE_COMPLETION_ACTIVATION
 gtk_source_completion_activation_get_type
 </SECTION>
 
-<SECTION>
-<FILE>completioninfo</FILE>
-GtkSourceCompletionInfo
-gtk_source_completion_info_new
-gtk_source_completion_info_move_to_iter
-<SUBSECTION Standard>
-GTK_SOURCE_IS_COMPLETION_INFO
-GTK_SOURCE_IS_COMPLETION_INFO_CLASS
-GTK_SOURCE_COMPLETION_INFO
-GTK_SOURCE_COMPLETION_INFO_CLASS
-GTK_SOURCE_COMPLETION_INFO_GET_CLASS
-GTK_SOURCE_TYPE_COMPLETION_INFO
-gtk_source_completion_info_get_type
-GtkSourceCompletionInfoClass
-</SECTION>
-
-<SECTION>
-<FILE>completionitem</FILE>
-GtkSourceCompletionItem
-gtk_source_completion_item_new
-gtk_source_completion_item_set_label
-gtk_source_completion_item_set_markup
-gtk_source_completion_item_set_text
-gtk_source_completion_item_set_icon
-gtk_source_completion_item_set_icon_name
-gtk_source_completion_item_set_gicon
-gtk_source_completion_item_set_info
-<SUBSECTION Standard>
-GTK_SOURCE_IS_COMPLETION_ITEM
-GTK_SOURCE_IS_COMPLETION_ITEM_CLASS
-GTK_SOURCE_COMPLETION_ITEM
-GTK_SOURCE_COMPLETION_ITEM_CLASS
-GTK_SOURCE_COMPLETION_ITEM_GET_CLASS
-GTK_SOURCE_TYPE_COMPLETION_ITEM
-gtk_source_completion_item_get_type
-GtkSourceCompletionItemClass
-</SECTION>
-
 <SECTION>
 <FILE>completionproposal</FILE>
 GtkSourceCompletionProposal