runtime(doc): re-generate helptags

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/tags b/runtime/doc/tags
index 9a793e6..9c641f5 100644
--- a/runtime/doc/tags
+++ b/runtime/doc/tags
@@ -7217,6 +7217,7 @@
 ft-inform-syntax	syntax.txt	/*ft-inform-syntax*
 ft-java-syntax	syntax.txt	/*ft-java-syntax*
 ft-javascript-omni	insert.txt	/*ft-javascript-omni*
+ft-json-plugin	filetype.txt	/*ft-json-plugin*
 ft-json-syntax	syntax.txt	/*ft-json-syntax*
 ft-ksh-syntax	syntax.txt	/*ft-ksh-syntax*
 ft-lace-syntax	syntax.txt	/*ft-lace-syntax*