Update FileEx.cs

Author: SimonCropp

src/MarkdownSnippets/FileEx.cs

@@ -8,9 +8,6 @@ public static string FixFileCapitalization(string file)
         return filePaths[0];
     }
 
-    public static FileStream OpenRead(string path) =>
-        new(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
-
     public static string GetRelativePath(string file, string directory)
     {
         var fileUri = new Uri(file);
@@ -34,20 +31,6 @@ public static string PrependSlash(string path)
         return $"/{path}";
     }
 
-    public static IEnumerable<string> FindFiles(string directory, string pattern)
-    {
-        var files = new List<string>();
-        try
-        {
-            files.AddRange(Directory.EnumerateFiles(directory, pattern));
-        }
-        catch (UnauthorizedAccessException)
-        {
-        }
-
-        return files;
-    }
-
     public static void ClearReadOnly(string path)
     {
         if (!File.Exists(path))