remove whitespace (#18602)

## Description 

Describe the changes or additions included in this PR.

## Test plan 
```
eugene@eugene-dev ~/code/sui (remove-whitespace) $ ./scripts/compatibility/check-protocol-compatibility.sh testnet
Found following versions on testnet:
     86 1.28.3-3781a7e6b56c
      9 1.28.2-08b50387a184
      2 1.28.3-3781a7e6b5
      1 1.28.3-3781a7e6b56c-dirty

Using most frequent version 1.28.3-3781a7e6b56c for compatibility check
Source commit: 68e59b5
Source branch: remove-whitespace
Checking protocol compatibility with testnet (3781a7e)
Checking out testnet snapshot files
Checking for changes to snapshot files matching *__Testnet_version_*
HEAD is now at 68e59b5 remove whitespace
Running snapshot tests...
    Updating crates.io index
   Compiling serde_json v1.0.120
   Compiling serde_derive_internals v0.29.1
   Compiling move-core-types v0.0.4 (/home/eugene/code/sui/external-crates/move/crates/move-core-types)
   Compiling schemars_derive v0.8.21
   Compiling move-binary-format v0.0.3 (/home/eugene/code/sui/external-crates/move/crates/move-binary-format)
   Compiling move-vm-config v0.1.0 (/home/eugene/code/sui/external-crates/move/crates/move-vm-config)
   Compiling schemars v0.8.21
   Compiling sui-protocol-config v0.1.0 (/home/eugene/code/sui/crates/sui-protocol-config)
    Finished test [unoptimized + debuginfo] target(s) in 4.39s
     Running unittests src/lib.rs (target/debug/deps/sui_protocol_config-293e7e5c732ea482)

running 1 test
test test::snapshot_tests ... ok

test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 4 filtered out; finished in 0.39s
```
---

## 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-protocol-config/src/snapshots/sui_protocol_config__test__Testnet_version_50.snap

@@ -280,4 +280,3 @@ consensus_max_transactions_in_block_bytes: 6291456
 max_deferral_rounds_for_congestion_control: 10
 min_checkpoint_interval_ms: 200
 checkpoint_summary_version_specific_data: 1
-

crates/sui-protocol-config/src/snapshots/sui_protocol_config__test__version_52.snap

@@ -297,4 +297,3 @@ max_deferral_rounds_for_congestion_control: 10
 min_checkpoint_interval_ms: 200
 checkpoint_summary_version_specific_data: 1
 max_soft_bundle_size: 5
-