doc: update licenses

Update the licenses for both Marked and ESLint.

Created using `tools/license-builder.sh`

PR-URL: #7121
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rod Vagg <rod@vagg.org>

LICENSE

@@ -970,7 +970,7 @@ The externally maintained libraries used by Node.js are:
 
 - marked, located at tools/doc/node_modules/marked, is licensed as follows:
  """
- Copyright (c) 2011-2012, Christopher Jeffrey (https://github.com/chjj/)
+ Copyright (c) 2011-2014, Christopher Jeffrey (https://github.com/chjj/)
 
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal
@@ -1025,7 +1025,7 @@ The externally maintained libraries used by Node.js are:
 - ESLint, located at tools/eslint, is licensed as follows:
  """
  ESLint
- Copyright (c) 2013 Nicholas C. Zakas. All rights reserved.
+ Copyright jQuery Foundation and other contributors, https://jquery.org/
 
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal