Emulator fixtures

Pinned T3W1 emulator binary for integration tests.

Built from trezor-firmware @ cfec1811b739a6c45255cffe490c062e3a05ae76.

Asset	Platform
trezor-emu-core-T3W1	Linux x86_64 (for CI on ubuntu-latest)
trezor-emu-core-T3W1-macos-arm64	macOS arm64 (for local testing)

Rebuild when THP protocol changes.