CLDR-17226 Unicode 16 new scripts & script metadata

[markusicu]

CLDR-17226

• This PR completes the ticket.

Updated according to https://cldr.unicode.org/development/updating-codes/updating-script-metadata
For comparison, see PR #1668 for Unicode 15.

I did not run GenerateMaximalLocales because:

    public static void main(String[] args) throws IOException {
        if (true) {
            throw new IllegalArgumentException("Don't run this tool until it is fixed");
        }

ALLOW_MANY_COMMITS=true

[macchiati]

Looks good. We'll be correcting the GenerateMaximal... for next release.

[srl295]

need more investigation into likely