Move comment in the wrong place

src/git.rs

@@ -49,7 +49,6 @@ pub struct Commit {
     pub committer_date: DateTime<Local>,
     pub subject: String,
     pub body: String,
-    // to preserve order of the original commits from `git log`, we store the commit hashes
     pub parent_commit_hashes: Vec<CommitHash>,
     pub commit_type: CommitType,
 }
@@ -132,6 +131,7 @@ pub struct Repository {
 
     ref_map: RefMap,
     head: Head,
+    // to preserve order of the original commits from `git log`, we store the commit hashes
     commit_hashes: Vec<CommitHash>,
 }