Update to detsys-ids-client v0.2.0 for compressed sends, and restore prior ssl cert handling behavior

[grahamc]

ref on previous cert behavior:

nix-installer/src/diagnostics.rs

Lines 189 to 194 in 82a64a3

	if let Some(ssl_cert_file) = &self.ssl_cert_file {
	let ssl_cert = parse_ssl_cert(ssl_cert_file).await.ok();
	if let Some(ssl_cert) = ssl_cert {
	buildable_client = buildable_client.add_root_certificate(ssl_cert);
	}
	}

Description

Checklist

• Formatted with cargo fmt
• Built with nix build
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• Added or updated relevant tests (leave unchecked if not applicable)
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