fixup: spaces for tabs in sui-pkg-mgmt lib (MystenLabs#17833)

## Description 

In title

## Test plan 

N/A

---

## Release notes

Check each box that your changes affect. If none of the boxes relate to
your changes, release notes aren't required.

For each box you select, include information after the relevant heading
that describes the impact of your changes that a user might notice and
any actions they must take to implement updates.

- [ ] Protocol: 
- [ ] Nodes (Validators and Full nodes): 
- [ ] Indexer: 
- [ ] JSON-RPC: 
- [ ] GraphQL: 
- [ ] CLI: 
- [ ] Rust SDK:

crates/sui-package-management/src/lib.rs

@@ -36,19 +36,19 @@ pub async fn update_lock_file(
 
     let (original_id, version, _) = get_new_package_obj_from_response(response).context(
         "Expected a valid published package response but didn't see \
-	 one when attempting to update the `Move.lock`.",
+         one when attempting to update the `Move.lock`.",
     )?;
     let Some(lock_file) = lock_file else {
         bail!(
             "Expected a `Move.lock` file to exist after publishing \
-	     package, but none found. Consider running `sui move build` to \
-	     generate the `Move.lock` file in the package directory."
+             package, but none found. Consider running `sui move build` to \
+             generate the `Move.lock` file in the package directory."
         )
     };
     let install_dir = install_dir.unwrap_or(PathBuf::from("."));
     let env = context.config.get_active_env().context(
         "Could not resolve environment from active wallet context. \
-	 Try ensure `sui client active-env` is valid.",
+         Try ensure `sui client active-env` is valid.",
     )?;
 
     let mut lock = LockFile::from(install_dir.clone(), &lock_file)?;