Update runtime files

runtime/pack/dist/opt/matchit/doc/matchit.txt

@@ -4,7 +4,7 @@ For instructions on installing this file, type
 	`:help matchit-install`
 inside Vim.
 
-For Vim version 8.1.  Last change:  2021 Nov 13
+For Vim version 8.2.  Last change:  2021 Dec 24
 
 
 		  VIM REFERENCE MANUAL    by Benji Fisher et al
@@ -148,6 +148,13 @@ To use the matchit plugin add this line to your |vimrc|: >
 
 The script should start working the next time you start Vim.
 
+To use the matching plugin after startup, you can use this command (note the
+omitted '!'): >
+	packadd matchit
+
+To use the matchit plugin after Vim has started, execute this command: >
+       packadd matchit
+
 (Earlier versions of the script did nothing unless a |buffer-variable| named
 |b:match_words| was defined.  Even earlier versions contained autocommands
 that set this variable for various file types.  Now, |b:match_words| is
@@ -376,8 +383,8 @@ The back reference '\'.d refers to the same thing as '\'.b:match_table[d] in
 5. Known Bugs and Limitations				*matchit-bugs*
 
 Repository: https://github.com/chrisbra/matchit/
-Bugs can be reported at the repository (alternatively you can send me a mail).
-The latest development snapshot can also be downloaded there.
+Bugs can be reported at the repository and the latest development snapshot can
+also be downloaded there.
 
 Just because I know about a bug does not mean that it is on my todo list.  I
 try to respond to reports of bugs that cause real problems.  If it does not