Add a few more debug log messages

I was trying to debug something and these were helpful.

src/bootupd.rs

@@ -51,6 +51,7 @@ pub(crate) fn install(source_root: &str, dest_root: &str, device: &str) -> Resul
         let meta = component
             .install(&source_root, dest_root, device)
             .with_context(|| format!("installing component {}", component.name()))?;
+        log::info!("Installed {} {}", component.name(), meta.meta.version);
         state.installed.insert(component.name().into(), meta);
     }
 

src/efi.rs

@@ -105,6 +105,7 @@ impl Efi {
             if !status.success() {
                 anyhow::bail!("Failed to unmount {mount:?}: {status:?}");
             }
+            log::trace!("Unmounted");
         }
         Ok(())
     }
@@ -261,6 +262,7 @@ impl Component for Efi {
         } else {
             anyhow::bail!("No update metadata for component {} found", self.name());
         };
+        log::debug!("Found metadata {}", meta.version);
         let srcdir_name = component_updatedirname(self);
         let ft = crate::filetree::FileTree::new_from_dir(&src_root.sub_dir(&srcdir_name)?)?;
         let destdir = &self.ensure_mounted_esp(Path::new(dest_root))?;