Fix Function name configurable true (#6487)
Fix Function name configurable true (#6487)

In #6479, I accidentally marked `displayName` = supported instead of name-configurable-true = supported in Safari.
This change fixes it.
https://trac.webkit.org/changeset/197205/webkit
mdn/browser-compat-data,chrisdavidmills/browser-compat-data,chrisdavidmills/browser-compat-data,mdn/browser-compat-data