[#11] Add Network Snapshot

Signed-off-by: Pavel Gross <p.gross@yadro.com>

src/FrostFS.SDK.Cryptography/Base58.cs

@@ -34,9 +34,11 @@ public static class Base58
         byte[] checksum = data.ToArray().Sha256().Sha256();
         Span<byte> buffer = stackalloc byte[data.Length + 4];
         data.CopyTo(buffer);
+        
         checksum[..4].AsSpan().CopyTo(buffer[data.Length..]);
         var ret = Encode(buffer);
         buffer.Clear();
+
         return ret;
     }