ci: Remove workaround for fixed AArch64 Linux runner bug #3010

Job	Run time
cargo +1.36 build (futures-{core, io, sink})	45s
cargo hack check --feature-powerset	2m 37s
cargo bench	49s
cargo miri test	15m 8s
cargo +stable build	46s
cargo +beta build	38s
cargo build --target thumbv7m-none-eabi	28s
cargo +nightly build	34s
cargo build --target thumbv6m-none-eabi	23s
cargo test (ubuntu-latest)	2m 36s
cargo test (macos-latest)	6m 28s
cargo clippy	24s
cargo doc	19s
cargo test (windows-latest)	4m 27s
cargo test (ubuntu-24.04-arm)	2m 41s
cargo fmt	13s
cargo minimal-versions build	24s
cargo test (ubuntu-latest, armv7-unknown-linux-gnueabihf)	6m 17s
cargo test (ubuntu-latest, armv5te-unknown-linux-gnueabi)	6m 46s
cargo test -Z sanitizer=address	3m 16s
cargo +1.63 build	1m 13s
cargo test (ubuntu-latest, i686-unknown-linux-gnu)	3m 28s
cargo test -Z sanitizer=memory	5m 5s
cargo test -Z sanitizer=thread	2m 34s
	1h 8m 19s

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