doc: clarify what is supported in NODE_OPTIONS

Signed-off-by: Michael Dawson <midawson@redhat.com>
PR-URL: nodejs#52076
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Ulises Gascón <ulisesgascongonzalez@gmail.com>

Author: mhdawson

doc/api/cli.md

@@ -2531,7 +2531,9 @@ NODE_OPTIONS='--require "./a.js"' node --require "./b.js"
 node --require "./a.js" --require "./b.js"
 ```
 
-Node.js options that are allowed are:
+Node.js options that are allowed are in the following list. If an option
+supports both --XX and --no-XX variants, they are both supported but only
+one is included in the list below.
 
 <!-- node-options-node start -->