[pango/ricotz/docs] Adjust "Since" tags to refer to 1.46

[Rico Tzschichholz <ricotz src gnome org>]

commit bed86b1de6c3525f54a6a58056f17885e232ad90
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Thu Aug 6 13:28:46 2020 +0200

    Adjust "Since" tags to refer to 1.46

 pango/pango-attributes.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/pango/pango-attributes.c b/pango/pango-attributes.c
index 5f844639e..129420437 100644
--- a/pango/pango-attributes.c
+++ b/pango/pango-attributes.c
@@ -1253,7 +1253,7 @@ pango_attr_show_new (PangoShowFlags flags)
  * Return value: (transfer full): the newly allocated #PangoAttribute,
  *               which should be freed with pango_attribute_destroy().
  *
- * Since: 1.45
+ * Since: 1.46
  **/
 PangoAttribute *
 pango_attr_overline_new (PangoOverline overline)
@@ -1281,7 +1281,7 @@ pango_attr_overline_new (PangoOverline overline)
  * Return value: (transfer full): the newly allocated #PangoAttribute,
  *               which should be freed with pango_attribute_destroy().
  *
- * Since: 1.45
+ * Since: 1.46
  **/
 PangoAttribute *
 pango_attr_overline_color_new (guint16 red,