Add support for SHA-384 and SHA-512 algorithms used in PDB

Guids for the new algorithms are:

SHA-384: d99cfeb1-8c43-444a-8a6c-b61269d2a0bf
SHA-512: ef2d1afc-6550-46d6-b14b-d70afe9a5566

See https://github.com/dotnet/runtime/blob/main/docs/design/specs/PortablePdb-Metadata.md#document-table-0x30