OSV-2021-713 Heap-use-after-free in AK::StringView::StringView

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33852 Crash type: Heap-use-after-free READ 8 Crash state: AK::StringView::StringView void AK::formatvalue AK::vformatimpl...