format now formats file doesn't print to stdout

[zendrx]

No description provided.

[giann]

This should be an option of buzz format. Some tools (like helix) expect the formatted code to be written on stdout, others expect the file to be replaced in-place.

[zendrx]

This should be an option of buzz format. Some tools (like helix) expect the formatted code to be written on stdout, others expect the file to be replaced in-place.

okay i used that because zig fmt works that way