multimedia/libva: unbreak build with LLD 17

Checking if "-Wl,--version-script" : links: NO
[...]
ld: error: va/libva.so.2.2000.0.p/va_compat.c.o: symbol vaCreateSurfaces@VA_API_0.32.0 has undefined version VA_API_0.32.0

PR: 274088
Reported by: antoine (via bug 273753 exp-run)