[flashrom] [PATCH] Convert chips to block erasers: ST

[Sean Nelson]

Convert ST to block erasers:
ST M25P05-A
ST M25P05.RES
ST M25P10-A
ST M25P10.RES
ST M25P20
ST M25P40
ST M25P40-old
ST M25P80
ST M25P16
ST M25P32
ST M25P64
ST M25P128
ST M29F002B
ST M29F002T/NT
ST M29F040B
ST M29F400BT
ST M29W010B
ST M29W040B
ST M50FLW040A
ST M50FLW040B
ST M50FLW080A
ST M50FLW080B
ST M50FW002
ST M50FW016
ST M50FW040
ST M50FW080
ST M50LPW116

Add erase_chip_stm50flw0x0x to stm50flw0x0x.c
Add copyright to stm50flw0x0x

Signed-off-by: Sean Nelson