official/check_for_updates = updated instructions for additional modules

                             required

Author: wpferguson

official/check_for_updates.lua

@@ -21,7 +21,7 @@ a simple script that will automatically look for newer releases on github and in
 when there is something. it will only check on startup and only once a week.
 
 USAGE
-* install luasec and cjson for Lua 5.2 on your system
+* install luasec and cjson for Lua 5.4 on your system
 * require this script from your main lua file
 * restart darktable