update documentation according to new 3des mode

crypt.tex

@@ -617,7 +617,7 @@ As of this release the current cipher\_descriptors elements are the following:
                 & aes\_enc\_desc & 16 & 16, 24, 32 & 10, 12, 14 \\
      \hline Twofish & twofish\_desc & 16 & 16, 24, 32 & 16 \\
      \hline DES & des\_desc & 8 & 8 & 16 \\
-     \hline 3DES (EDE mode) & des3\_desc & 8 & 24 & 16 \\
+     \hline 3DES (EDE mode) & des3\_desc & 8 & 16, 24 & 16 \\
      \hline CAST5 (CAST-128) & cast5\_desc & 8 & 5 $\ldots$ 16 & 12, 16 \\
      \hline Noekeon & noekeon\_desc & 16 & 16 & 16 \\
      \hline Skipjack & skipjack\_desc & 8 & 10 & 32 \\