v0.84.0

What's Changed

• Add String::get_external_string_resource_base and get_external_string_resource by @littledivy in #1396
• build(deps): bump zerocopy from 0.7.30 to 0.7.32 by @dependabot in #1398
• V8 12.3.219.1 by @littledivy in #1402

Full Changelog: v0.83.2...v0.84.0