Fix a typo in a comment.

Author: alessandro-gentilini

LibGit2Sharp/Repository.cs

@@ -1888,7 +1888,7 @@ public void Remove(IEnumerable<string> paths, bool removeFromWorkingDirectory, E
         }
 
         /// <summary>
-        /// Retrieves the state of a file in the working directory, comparing it against the staging area and the latest commmit.
+        /// Retrieves the state of a file in the working directory, comparing it against the staging area and the latest commit.
         /// </summary>
         /// <param name="filePath">The relative path within the working directory to the file.</param>
         /// <returns>A <see cref="FileStatus"/> representing the state of the <paramref name="filePath"/> parameter.</returns>
@@ -1902,7 +1902,7 @@ public FileStatus RetrieveStatus(string filePath)
         }
 
         /// <summary>
-        /// Retrieves the state of all files in the working directory, comparing them against the staging area and the latest commmit.
+        /// Retrieves the state of all files in the working directory, comparing them against the staging area and the latest commit.
         /// </summary>
         /// <param name="options">If set, the options that control the status investigation.</param>
         /// <returns>A <see cref="RepositoryStatus"/> holding the state of all the files.</returns>