[gtksourceview] build: fix version encoding

[Christian Hergert <chergert src gnome org>]

commit 91df2c0d140010536cbd6bd031139d40e3c63c09
Author: Christian Hergert <chergert redhat com>
Date:   Mon Jun 21 21:27:41 2021 -0700

    build: fix version encoding

 gtksourceview/gtksourceversion.h.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtksourceview/gtksourceversion.h.in b/gtksourceview/gtksourceversion.h.in
index 83f946f4..9b1b4d92 100644
--- a/gtksourceview/gtksourceversion.h.in
+++ b/gtksourceview/gtksourceversion.h.in
@@ -233,7 +233,7 @@ G_BEGIN_DECLS
  *
  * Since: 5.0
  */
-#define GTK_SOURCE_VERSION_5_0 (G_ENCODE_VERSION (4, 90))
+#define GTK_SOURCE_VERSION_5_0 (G_ENCODE_VERSION (5, 0))
 
 /* Define GTK_SOURCE_VERSION_CUR_STABLE */
 #ifndef __GTK_DOC_IGNORE__