doesn't build on Zig 0.15.2

Ghostty output:

```
~/Software/VVVVVV>zig version
0.15.2
~/Software/VVVVVV>zig build
/home/bgthompson/Software/VVVVVV/build.zig.zon:2:13: error: expected enum literal
    .name = "VVVVVV",
            ^~~~~~~~
~/Software/VVVVVV>
```