[gnome-software] trivial: Update gtk-doc for functions backported to 3.22

[Kalev Lember <klember src gnome org>]

commit 259a898b6d361ac2fa2a0b6aed056325640aadb1
Author: Kalev Lember <klember redhat com>
Date:   Wed Mar 8 22:04:05 2017 +0100

    trivial: Update gtk-doc for functions backported to 3.22

 lib/gs-app-list.c |    4 ++--
 lib/gs-app.c      |    4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/lib/gs-app-list.c b/lib/gs-app-list.c
index 5de1640..2a6d965 100644
--- a/lib/gs-app-list.c
+++ b/lib/gs-app-list.c
@@ -152,7 +152,7 @@ gs_app_list_add (GsAppList *list, GsApp *app)
  * Removes an application from the list. If the application does not exist the
  * request is ignored.
  *
- * Since: 3.24
+ * Since: 3.22
  **/
 void
 gs_app_list_remove (GsAppList *list, GsApp *app)
@@ -184,7 +184,7 @@ gs_app_list_remove (GsAppList *list, GsApp *app)
  *
  * Adds all the applications in @donor to @list.
  *
- * Since: 3.24
+ * Since: 3.22
  **/
 void
 gs_app_list_add_list (GsAppList *list, GsAppList *donor)
diff --git a/lib/gs-app.c b/lib/gs-app.c
index 4c5620c..4410223 100644
--- a/lib/gs-app.c
+++ b/lib/gs-app.c
@@ -1567,7 +1567,7 @@ gs_app_set_runtime (GsApp *app, GsApp *runtime)
  *
  * Returns: (transfer none): a #GsApp, or %NULL for unset
  *
- * Since: 3.24
+ * Since: 3.22
  **/
 GsApp *
 gs_app_get_update_runtime (GsApp *app)
@@ -1583,7 +1583,7 @@ gs_app_get_update_runtime (GsApp *app)
  *
  * Sets the runtime that the application update requires.
  *
- * Since: 3.24
+ * Since: 3.22
  **/
 void
 gs_app_set_update_runtime (GsApp *app, GsApp *runtime)