internal/rosa: link libc ldd

Musl appears to implement this behaviour but does not install the symlink by default.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/musl.go

@@ -32,6 +32,7 @@ func (t Toolchain) NewMusl(attr *MuslAttr) pkg.Artifact {
 mkdir -p /work/system/bin
 COMPAT_LINKER_NAME="ld-musl-$(uname -m).so.1"
 ln -vs ../lib/libc.so /work/system/bin/linker
+ln -vs ../lib/libc.so /work/system/bin/ldd
 ln -vs libc.so "/work/system/lib/${COMPAT_LINKER_NAME}"
 rm -v "/work/lib/${COMPAT_LINKER_NAME}"
 rmdir -v /work/lib