runtime(doc): add missing help tags

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/ft_context.txt b/runtime/doc/ft_context.txt
index 4387252..8be0399 100644
--- a/runtime/doc/ft_context.txt
+++ b/runtime/doc/ft_context.txt
@@ -1,4 +1,4 @@
-*ft_context.txt*	For Vim version 9.0.  Last change: 2023 Dec 26
+*ft_context.txt*	For Vim version 9.0.  Last change: 2024 Jan 01
 
 This is the documentation for the ConTeXt filetype plugin.
 
@@ -103,13 +103,13 @@
 Settings ~
 					*'b:context_ignore_makefile'*
 					*'g:context_ignore_makefile'*
-|make| can be used to (synchronously) typeset a document. If a Makefile exists
+|:make| can be used to (synchronously) typeset a document. If a Makefile exists
 and this option is not set, standard `make` is used. If this option is set,
 `mtxrun` is invoked instead, even if a Makefile exists.
 >
 	g:context_ignore_makefile = 0
 <
-NOTE: before using |make|, set the working directory of the buffer to the
+NOTE: before using |:make|, set the working directory of the buffer to the
 directory of the file to be typeset.
 
 					*'g:context_extra_options'*