Commit: runtime(asm): fix undefined variable in indent plugin

[Christian Brabandt]

runtime(asm): fix undefined variable in indent plugin

Commit: https://github.com/vim/vim/commit/98b12ede31754071f36fb7a73324456c1ee7b89c
Author: Christian Brabandt <c...@256bit.org>
Date: Thu Apr 25 22:42:05 2024 +0200

runtime(asm): fix undefined variable in indent plugin

It's an indent script, so we need to set the b:undo_indent variable
instead of the b:undo_ftplugin var.

fixes: #14602

Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/runtime/indent/asm.vim b/runtime/indent/asm.vim
index 7f848c7b5..4efa766d4 100644
--- a/runtime/indent/asm.vim
+++ b/runtime/indent/asm.vim
@@ -1,8 +1,9 @@
" Vim indent file
-" Language: asm
-" Maintainer: Philip Jones <phi...@gmail.com>
-" Upstream: https://github.com/philj56/vim-asm-indent
-" Latest Revision: 2017-07-01
+" Language: asm
+" Maintainer: Philip Jones <phi...@gmail.com>
+" Upstream: https://github.com/philj56/vim-asm-indent
+" Last Change: 2017-Jul-01
+" 2024 Apr 25 by Vim Project (undo_indent)

if exists("b:did_indent")
finish
@@ -12,7 +13,7 @@ let b:did_indent = 1
setlocal indentexpr=s:getAsmIndent()
setlocal indentkeys=<:>,!^F,o,O

-let b:undo_ftplugin .= "indentexpr< indentkeys<"
+let b:undo_indent = "indentexpr< indentkeys<"

function! s:getAsmIndent()
let line = getline(v:lnum)