runtime(misc): unset compiler in various ftplugins

just to foster best practices

closes: #15798

Signed-off-by: Konfekt <Konfekt@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

runtime/ftplugin/jq.vim

@@ -3,6 +3,7 @@
 " Maintainer:	Vito <vito.blog@gmail.com>
 " Last Change:	2024 Apr 29
 " 		2024 May 23 by Riley Bruins <ribru17@gmail.com> ('commentstring')
+" 		2024 Oct 04 by Konfekt (unset compiler)
 " Upstream: https://github.com/vito-c/jq.vim
 
 if exists('b:did_ftplugin')
@@ -12,6 +13,11 @@ let b:did_ftplugin = 1
 
 setlocal include=^\\s*\\%(import\\\|include\\)
 setlocal commentstring=#\ %s
-compiler jq
 
 let b:undo_ftplugin = 'setl commentstring< include<'
+
+if !exists('current_compiler')
+  let b:undo_ftplugin ..= "| compiler make"
+  compiler jq
+endif
+