Zig.gitignore add *.o

$ zig version
0.14.1

If you run `zig build-exe myfile.zig` it will generate myfile.o in addition to the executable in the current directory. I think those should be ignored even though they are usually in the zig-out directory if you use the proper build system.

Zig.gitignore

@@ -1,2 +1,3 @@
 .zig-cache/
 zig-out/
+*.o