build: add `freebsd` and `riscv64` #200

Job	Run time
Cargo Check	3m 34s
Cargo Clippy	3m 34s
Build / get-napi-info	6s
Build / build - x86_64-unknown-linux-gnu	3m 26s
Build / build - x86_64-unknown-linux-musl	3m 25s
Build / build - x86_64-pc-windows-msvc	3m 22s
Build / build - i686-pc-windows-msvc	3m 17s
Build / build - aarch64-unknown-linux-gnu	3m 26s
Build / build - aarch64-unknown-linux-musl	3m 26s
Build / build - aarch64-linux-android	3m 27s
Build / build - aarch64-pc-windows-msvc	3m 26s
Build / build - armv7-linux-androideabi	3m 25s
Build / build - x86_64-apple-darwin	3m 27s
Build / build - aarch64-apple-darwin	3m 27s
Build / build - armv7-unknown-linux-gnueabihf	3m 25s
Build / build - aarch64-unknown-freebsd	25s
Build / build - riscv64gc-unknown-linux-musl	3m 26s
Build / build - x86_64-unknown-freebsd	3m 26s
Build / build - riscv64gc-unknown-linux-gnu	3m 25s
Test	-1s
	58m 54s

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