Update runtime files
diff --git a/runtime/tutor/tutor.hu.utf-8 b/runtime/tutor/tutor.hu.utf-8
index 5e39c95..f2e0d40 100644
--- a/runtime/tutor/tutor.hu.utf-8
+++ b/runtime/tutor/tutor.hu.utf-8
@@ -810,7 +810,7 @@
Publisher: New Riders
The first book completely dedicated to Vim. Especially useful for beginners.
There are many examples and pictures.
- See http://iccf-holland.org/click5.html
+ See https://iccf-holland.org/click5.html
This book is older and more about Vi than Vim, but also recommended:
Learning the Vi Editor - by Linda Lamb