Update bitflags dependency #285

Job	Run time
cargo-deny (advisories)	33s
lint	42s
cargo-deny (bans licenses sources)	22s
aarch64-unknown-linux-gnu / build	43s
aarch64-apple-darwin / build	1m 28s
aarch64-apple-ios / build	1m 44s
aarch64-unknown-linux-musl / build	1m 43s
arm-linux-androideabi / build	43s
armv7-linux-androideabi / build	40s
i686-pc-windows-gnu / build	4m 21s
i686-pc-windows-msvc / build	4m 4s
i686-unknown-linux-gnu / build	51s
i686-unknown-linux-musl / build	1m 33s
msrv / build	4m 17s
x86_64-apple-darwin / build	1m 30s
x86_64-pc-windows-gnu / build	3m 29s
x86_64-pc-windows-msvc / build	3m 50s
x86_64-unknown-freebsd / build	46s
x86_64-unknown-linux-gnu / build	1m 32s
x86_64-unknown-linux-musl / build	1m 17s
x86_64-unknown-netbsd / build	41s
	36m 49s

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