Update runtime files
diff --git a/runtime/doc/insert.txt b/runtime/doc/insert.txt
index d70b3e6..3e77ee7 100644
--- a/runtime/doc/insert.txt
+++ b/runtime/doc/insert.txt
@@ -1,4 +1,4 @@
-*insert.txt* For Vim version 8.2. Last change: 2020 Oct 16
+*insert.txt* For Vim version 8.2. Last change: 2021 Jul 05
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -1073,7 +1073,8 @@
The function must return a List with the matching words. These matches
usually include the "a:base" text. When there are no matches return an empty
-List.
+List. Note that the cursor may have moved since the first invocation, the
+text may have been changed.
In order to return more information than the matching words, return a Dict
that contains the List. The Dict can have these items: