remove non-existent 'autoquad' feature #350

Job	Run time
linting	7m 21s
mavlink-dump	1m 24s
formatting	10s
internal-tests (ardupilotmega)	1m 58s
msrv	2m 59s
internal-tests (asluav)	2m 6s
internal-tests (matrixpilot)	2m 9s
internal-tests (minimal)	1m 41s
internal-tests (paparazzi)	1m 56s
internal-tests (python_array_test)	2m 2s
internal-tests (slugs)	1m 31s
internal-tests (standard)	1m 37s
internal-tests (test)	1m 47s
internal-tests (ualberta)	2m 26s
internal-tests (uavionix)	1m 35s
internal-tests (icarous)	1m 33s
internal-tests (common)	1m 45s
docs	2m 9s
build (macos-latest, x86_64-apple-darwin, --features ardupilotmega)	5m 42s
build (ubuntu-latest, arm-unknown-linux-musleabihf, --features ardupilotmega)	3m 45s
build (ubuntu-latest, armv7-unknown-linux-musleabihf, --features ardupilotmega)	4m 19s
build (ubuntu-latest, x86_64-unknown-linux-musl, --features ardupilotmega)	3m 52s
build (ubuntu-latest, x86_64-unknown-linux-musl, --features ardupilotmega,emit-description,emit-e...	3m 23s
build (ubuntu-latest, thumbv7m-none-eabi, --no-default-features --features embedded)	2m 4s
build (windows-latest, x86_64-pc-windows-msvc, --features ardupilotmega)	5m 29s
test-embedded-size	54s
	1h 7m 37s

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