patch 8.2.3261: Vim9: when compiling repeat(123, N) return type is number

Problem:    Vim9: when compiling repeat(123, N) return type is number.
Solution:   Make return type a string. (closes #8664)
diff --git a/src/version.c b/src/version.c
index cbb0283..e3a6cb5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -756,6 +756,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3261,
+/**/
     3260,
 /**/
     3259,