mtd: spi-nor-ids: Reinstate Micron MT25QL02G

mtd: spi-nor-ids: Reinstate Micron MT25QL02G

This ID disappeared in 5b66fdb29dc ("mtd: spi: Remove unused files"),
add the ID back, since the chip is used on devices supported by U-Boot.

Fixes: 5b66fdb29dc ("mtd: spi: Remove unused files")
Signed-off-by: Marek Vasut <[email protected]>
Cc: Horatiu Vultur <[email protected]>
Cc: Simon Goldschmidt <[email protected]>
Cc: Stefan Roese <[email protected]>
Cc: Vignesh R <[email protected]>
Reviewed-by: Stefan Roese <[email protected]>
Reviewed-by: Jagan Teki <[email protected]>