fontique: Move creation of attributes from fontconfig #688

Job	Run time
cargo test (windows-latest)	1m 10s
cargo test (macos-latest)	37s
cargo clippy (windows-latest)	1m 48s
cargo test (ubuntu-latest)	29s
cargo check (msrv) (android) (armv7-linux-androideabi)	44s
cargo clippy (macos-latest)	1m 9s
cargo check (msrv) (windows-latest)	1m 7s
cargo clippy (ubuntu-latest)	1m 2s
cargo check (msrv) (android) (aarch64-linux-android)	23s
cargo check (msrv) (macos-latest)	27s
cargo check (msrv) (android) (x86_64-linux-android)	42s
cargo clippy (android) (armv7-linux-androideabi)	1m 0s
cargo check (msrv) (ubuntu-latest)	31s
cargo clippy (android) (aarch64-linux-android)	1m 40s
cargo doc (windows-latest)	1m 23s
cargo clippy (android) (x86_64-linux-android)	1m 6s
cargo doc (macos-latest)	22s
formatting	21s
cargo doc (ubuntu-latest)	18s
typos	4s
	16m 23s

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