[fontique] use windows-rs for dwrite backend #305

Job	Run time
cargo clippy (windows-latest)	2m 17s
cargo clippy (android) (armv7-linux-androideabi)	1m 20s
cargo check (msrv) (android) (armv7-linux-androideabi)	30s
cargo clippy (macos-latest)	1m 0s
cargo clippy (android) (aarch64-linux-android)	51s
cargo check (msrv) (windows-latest)	1m 24s
cargo clippy (ubuntu-latest)	58s
cargo clippy (android) (x86_64-linux-android)	1m 15s
cargo check (msrv) (macos-latest)	27s
cargo check (msrv) (android) (aarch64-linux-android)	25s
cargo check (msrv) (ubuntu-latest)	27s
cargo check (msrv) (android) (x86_64-linux-android)	32s
cargo fmt	21s
cargo doc (windows-latest)	1m 36s
cargo doc (macos-latest)	24s
cargo test (windows-latest)	1m 4s
typos	4s
cargo doc (ubuntu-latest)	20s
cargo test (macos-latest)	42s
cargo test (ubuntu-latest)	39s
	16m 36s

Provide feedback