prepare-incremental-build: don't fail #147

Job	Run time
x86_64-llvm-17 / build-release	0s
x86_64-gcc / build-release	0s
x86_64-gcc / build / build for x86_64 with gcc	40m 21s
x86_64-llvm-17 / build / build for x86_64 with llvm-17	46m 13s
x86_64-gcc / test (test_progs, false, 360) / test_progs on x86_64 with gcc	6m 26s
x86_64-gcc / test (test_progs_no_alu32, false, 360) / test_progs_no_alu32 on x86_64 with gcc	6m 28s
x86_64-gcc / test (test_maps, false, 360) / test_maps on x86_64 with gcc	3m 56s
x86_64-gcc / test (test_verifier, false, 360) / test_verifier on x86_64 with gcc	45s
x86_64-llvm-17 / test (test_maps, false, 360) / test_maps on x86_64 with llvm-17	4m 6s
x86_64-llvm-17 / test (test_progs, false, 360) / test_progs on x86_64 with llvm-17	6m 28s
x86_64-llvm-17 / test (test_verifier, false, 360) / test_verifier on x86_64 with llvm-17	52s
x86_64-llvm-17 / test (test_progs_no_alu32, false, 360) / test_progs_no_alu32 on x86_64 with llvm-17	6m 27s
	2h 2m 2s

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