stage2 LLD .ar linking: fix wrong object file path
stage2 LLD .ar linking: fix wrong object file path

closes #6721
closes #6722

zig-lang/zig,raulgrell/zig,raulgrell/zig,raulgrell/zig,zig-lang/zig,raulgrell/zig,andrewrk/zig,andrewrk/zig,zig-lang/zig,raulgrell/zig