main/git: build with LTO
- git: 11 MiB -> 6500 KiB
- git-dbg: 60 MiB -> 40 MiB
- git-email: 1772 KiB -> 616 KiB
- git-daemon: 3340 KiB -> 1012 KiB
git doesn't provide any static libraries, so building with LTO should be safe.
git doesn't provide any static libraries, so building with LTO should be safe.