Enable building using the tinygo compiler, together with
the `wasi` target.
This combination requires different handling compared to go >= 1.21
and the `wasip1` target. That's because Tinygo compiles using the
GOOS set to `linux` and the `GOARCH` set to `wasi`.
Signed-off-by: Flavio Castelli <fcastelli@suse.com>