patch 9.0.2013: Unicode tables outdated

Problem: Unicode tables outdated
Solution: Update Unicode tables to v15.1 (released 23.09.2023)

closes: #13311

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index 5b91906..0f5a10e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2013,
+/**/
     2012,
 /**/
     2011,