build

Add AlliewayAudio_Freebies. #1960

Job	Run time
headless	30m 30s
linux-x86_64-debug	34m 38s
linux (aarch64)	16m 36s
linux (armhf)	16m 18s
linux (i686)	16m 37s
lto	41m 44s
linux (riscv64)	19m 16s
linux (x86_64)	16m 59s
macos	1h 21m 23s
modaudio (modduo, modduo-static, MODDUO=true)	34m 41s
modaudio (modduox, modduox-static)	32m 11s
plugin-validation	58m 47s
modaudio (moddwarf, moddwarf)	34m 59s
source-tarball	14m 47s
sysdeps	33m 9s
wasm (simd)	1h 0m 55s
windows (win32)	26m 46s
wasm (nosimd)	1h 4m 11s
windows (win64)	29m 27s
	11h 3m 54s

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