patch 8.2.4177: Vim9: autoload script not loaded after "vim9script noclear"

Problem:    Vim9: autoload script not loaded after "vim9script noclear".
Solution:   Check IMP_FLAGS_AUTOLOAD properly.
diff --git a/src/version.c b/src/version.c
index 7f0dff5..154b7e3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4177,
+/**/
     4176,
 /**/
     4175,