ci: resolve target tuple from rustc #500

Job	Run time
Android (ubuntu-24.04, aarch64-linux-android)	8m 25s
Test (windows-2022)	16m 35s
Test (macOS-latest)	7m 41s
Test (ubuntu-24.04)	8m 25s
Compiletest (ubuntu-24.04)	6m 7s
Compiletest (macOS-latest)	5m 26s
Compiletest (windows-2022)	11m 52s
Difftest (macOS-latest)	6m 42s
Difftest (windows-2022)	17m 20s
Difftest (ubuntu-24.04)	9m 10s
Lint	5m 59s
cargo-deny	1m 1s
test_success	3s
	1h 44m 46s

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