runtime(nginx): Update nginx syntax script

closes: #19374

Signed-off-by: Chris Aumann <me@chr4.org>
Signed-off-by: Christian Brabandt <cb@256bit.org>

diff --git a/runtime/syntax/nginx.vim b/runtime/syntax/nginx.vim
index b9aa85f482acfcd26c4decaefcc1f4715b47d6f2..e31f139713c960d939759f3e1e1e24f5aef532a0 100644 (file)
--- a/runtime/syntax/nginx.vim
+++ b/runtime/syntax/nginx.vim
@@ -1,8 +1,7 @@
 " Vim syntax file
 " Language: nginx.conf
 " Maintainer: Chris Aumann <me@chr4.org>
-" Last Change: Nov 25, 2023
-" 2025 Jun 08 by Vim Project: improve syntax (#17458)
+" Last Change: Jan 09, 2026
 
 if exists("b:current_syntax")
   finish
@@ -390,7 +389,6 @@ syn keyword ngxDirective proxy_buffering
 syn keyword ngxDirective proxy_buffers
 syn keyword ngxDirective proxy_busy_buffers_size
 syn keyword ngxDirective proxy_cache
-syn keyword ngxDirective proxy_cache_background_update
 syn keyword ngxDirective proxy_cache_bypass
 syn keyword ngxDirective proxy_cache_convert_head
 syn keyword ngxDirective proxy_cache_key