Add doc comment

peach-config/src/generate_manifest.rs

@@ -9,9 +9,10 @@ use crate::error::{FileReadError, FileWriteError, PeachConfigError};
 use crate::utils::get_output;
 use crate::RtcOption;
 
+/// Helper function which returns the version of a package currently installed,
+/// as an Ok(String) if found, and as an Err if not found
 pub fn get_package_version_number(package: &str) -> Result<String, PeachConfigError> {
     let version = get_output(&["dpkg-query", "--showformat='${Version}'", "--show", package])?;
-    debug!("version: {:?}", version);
     Ok(version)
 }