It is not a boolean anymore. They switched to an enum. Now we can choose between: none, boundary, and all.

// Controls how the editor should render whitespace characters,
// posibilties are 'none', 'boundary', and 'all'.
// The 'boundary' option does not render single spaces between words.
"editor.renderWhitespace": "none",

You can see the original diff on GitHub.

It is not a boolean anymore. They switched to an enum. Now we can choose between: none, boundary, and all.

// Controls how the editor should render whitespace characters,
// posibilties are 'none', 'boundary', and 'all'.
// The 'boundary' option does not render single spaces between words.
"editor.renderWhitespace": "none",

You can see the original diff on GitHub.