Add dx12 backend option to expose features regardless of supported shader model

[inner-daemons]

Connections
#8342

Description
See #8342 (comment)

Testing

Squash or Rebase?
Squash

Checklist

• Run cargo fmt.
• Run taplo format.
• Run cargo clippy --tests. If applicable, add:
  • --target wasm32-unknown-unknown
• Run cargo xtask test to run tests.
• If this contains user-facing changes, add a CHANGELOG.md entry.