nisrom doesn't guess keys very well on 7059 27

[fenugrec]

• [x] 1MX6D
• [x] 6GE2C
• [x] 6GE5A
• [x] 1A30D
• [x] 1YZ5A
• [x] 1NH3A

nisrom fails to guess all of these, and even searching for known keysets often fails.

[fenugrec]

• the dump of 4CE1A on RR forums is corrupt, lots of 0xFF

[fenugrec]

fcfe92175b45b solves 6GE2C, 6GE5A 1f74788b55c4030b56be9780502608631019c547 solves 1YZ5A