patch 8.2.4036: Vim9: script test file is getting too long

Problem:    Vim9: script test file is getting too long.
Solution:   Split the import/export functionality to a separate file.
diff --git a/src/version.c b/src/version.c
index 44d849e..e86bd10 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4036,
+/**/
     4035,
 /**/
     4034,