Make all linker warnings errors in CI #1691

Job	Run time
Clippy	17s
Rustfmt	5s
Test (aarch64-apple-darwin, macos-latest, nightly)	1m 28s
Test (aarch64-unknown-linux-gnu, ubuntu-latest, nightly-2025-02-07)	4m 3s
Test (aarch64-pc-windows-msvc, windows-latest, nightly, 1, 1)	1m 28s
Test (arm-unknown-linux-gnueabi, ubuntu-latest, nightly)	4m 16s
Test (arm-unknown-linux-gnueabihf, ubuntu-latest, nightly)	4m 9s
Test (i586-unknown-linux-gnu, ubuntu-latest, nightly)	2m 16s
Test (i686-unknown-linux-gnu, ubuntu-latest, nightly)	2m 38s
Test (loongarch64-unknown-linux-gnu, ubuntu-latest, nightly)	3m 34s
Test (powerpc-unknown-linux-gnu, ubuntu-latest, nightly)	3m 27s
Test (powerpc64-unknown-linux-gnu, ubuntu-latest, nightly)	3m 29s
Test (powerpc64le-unknown-linux-gnu, ubuntu-latest, nightly)	3m 41s
Test (riscv64gc-unknown-linux-gnu, ubuntu-latest, nightly)	3m 22s
Test (thumbv6m-none-eabi, ubuntu-latest, nightly)	1m 15s
Test (thumbv7em-none-eabi, ubuntu-latest, nightly)	1m 20s
Test (thumbv7em-none-eabihf, ubuntu-latest, nightly)	1m 15s
Test (thumbv7m-none-eabi, ubuntu-latest, nightly)	1m 30s
Test (wasm32-unknown-unknown, ubuntu-latest, nightly)	52s
Test (x86_64-unknown-linux-gnu, ubuntu-latest, nightly)	2m 37s
Test (x86_64-apple-darwin, macos-13, nightly)	3m 16s
Test (i686-pc-windows-msvc, windows-latest, nightly, 1)	4m 5s
Test (x86_64-pc-windows-msvc, windows-latest, nightly, 1)	4m 7s
Test (i686-pc-windows-gnu, windows-latest, nightly-i686-gnu)	5m 5s
Test (x86_64-pc-windows-gnu, windows-latest, nightly-x86_64-gnu)	1m 34s
success	1s
	1h 5m 10s

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