fix testvectors for two-key 3des

(cherry picked from commit e4a03ca72ad0d3b54342756090dab92af88a2537)

demos/tv_gen.c

@@ -78,7 +78,7 @@ void cipher_gen(void)
             printf("keysize error: %s\n", error_to_string(err));
             exit(EXIT_FAILURE);
          }
-         if (kl == lastkl) break;
+         if (kl == lastkl) continue;
          lastkl = kl;
          fprintf(out, "Key Size: %d bytes\n", kl);
 

notes/cipher_tv.txt

@@ -1434,6 +1434,58 @@ Key Size: 8 bytes
 
 
 Cipher: 3des
+Key Size: 16 bytes
+ 0: DF0B6C9C31CD0CE4
+ 1: 9B3503FDF249920B
+ 2: 653924639C39E7FF
+ 3: 6A29E0A7F42025BB
+ 4: 1628B719BC875D20
+ 5: 7D77004A18D0C0B2
+ 6: 4D21684EFE962DC1
+ 7: B6BD7F82B648A364
+ 8: 1F87ABAD83D19E96
+ 9: 3DF3533220C3CDED
+10: D0E7D0ABFBA68747
+11: 109FE5B38D74E6C9
+12: AE12C4B4D523784F
+13: 953CD7F264166764
+14: 70B3A87D72FA0A22
+15: 9C9D09AC66AB8F6D
+16: 4A15AEACB35B76F0
+17: EFA32F95623BCF1A
+18: 679901F7737E195C
+19: 221BB06209DDFCF4
+20: 0889A953C60BB1BF
+21: 88F2249380E2D5D9
+22: 5AB26168B7FA24D5
+23: 934229150997D390
+24: 535E4F4C4DA97062
+25: 03E8D711AC2B8154
+26: CB5EF6E72EA3EC49
+27: 9278A864F488C94A
+28: CB91B77401DAF004
+29: 4D0BA1C9794E0099
+30: 9CFA24A21F48043F
+31: BB6B3A33AEEC01F4
+32: F2A8566E0FF6033D
+33: E6AC213000E955E6
+34: 91F5FF42BBE0B81B
+35: 6506D72ADEA70E12
+36: F9BD8C0506C7CC4E
+37: 89CD85D1C98439ED
+38: 409410E3E7D66B10
+39: 4CA64F96F4F3D216
+40: 383D18FBF8C006BC
+41: 3806A8CB006EC243
+42: EE73C06D903D2FCF
+43: 624BFD3FAD7ED9EB
+44: 1B5457F2731FB5D1
+45: 4EC4632DFAC9D5D6
+46: 8F0B3100FAD612C5
+47: F955FCAD55AC6C90
+48: BEB5F023BD413960
+49: BDC369F3288ED754
+
 Key Size: 24 bytes
  0: 58ED248F77F6B19E
  1: DA5C39983FD34F30