Test CLI interface for stability

[TheAlgorythm]

Use clap::Parser::try_parse_from for parsing the cli arguments to the struct.
This should test the clap derive for breaking behaviour.

zsplit/src/cli.rs

Lines 24 to 26 in c720e11

	#[derive(Parser, Debug)]
	#[clap(about, author, version)]
	pub struct Cli {