meson: replace double-negative options #4044

Job	Run time
Compile sysdeps (dripos)	4m 6s
Build mlibc (x86_64, mlibc, gcc)	3m 50s
Compile sysdeps (lemon)	4m 7s
Build mlibc (x86_64, mlibc-static, gcc)	3m 32s
Compile sysdeps (aero)	2m 48s
Build mlibc (x86_64, mlibc-shared, gcc)	3m 29s
Compile sysdeps (ironclad)	2m 16s
Build mlibc (x86_64, mlibc-ansi-only, gcc)	3m 1s
Compile sysdeps (lyre)	4m 6s
Build mlibc (x86_64, mlibc-headers-only, gcc)	2m 2s
Compile sysdeps (keyronex)	2m 49s
Build mlibc (riscv64, mlibc, gcc)	3m 50s
Build mlibc (riscv64, mlibc-static, gcc)	4m 29s
Compile sysdeps (managarm)	2m 36s
Build mlibc (riscv64, mlibc-shared, gcc)	3m 6s
Build mlibc (riscv64, mlibc-ansi-only, gcc)	2m 58s
Compile sysdeps (vinix)	2m 41s
Build mlibc (riscv64, mlibc-headers-only, gcc)	2m 3s
Compile sysdeps (astral)	4m 7s
Build mlibc (aarch64, mlibc, gcc)	4m 35s
Build mlibc (aarch64, mlibc-static, gcc)	3m 15s
Build mlibc (aarch64, mlibc-shared, gcc)	3m 14s
Build mlibc (aarch64, mlibc-ansi-only, gcc)	3m 3s
Build mlibc (aarch64, mlibc-headers-only, gcc)	2m 3s
Build mlibc (x86, mlibc, gcc)	4m 13s
Build mlibc (x86, mlibc-static, gcc)	3m 31s
Build mlibc (x86, mlibc-shared, gcc)	3m 8s
Build mlibc (x86, mlibc-ansi-only, gcc)	3m 9s
Build mlibc (x86, mlibc-headers-only, gcc)	1m 59s
Build mlibc (m68k, mlibc, gcc)	3m 30s
Build mlibc (m68k, mlibc-static, gcc)	3m 2s
Build mlibc (m68k, mlibc-shared, gcc)	3m 37s
Build mlibc (m68k, mlibc-ansi-only, gcc)	2m 43s
Build mlibc (m68k, mlibc-headers-only, gcc)	2m 0s
Build mlibc (x86_64, mlibc, clang)	3m 15s
	1h 52m 13s

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