ARM: dts: aspeed: Add vendor prefixes to lm25066 compat strings

ARM: dts: aspeed: Add vendor prefixes to lm25066 compat strings

Due to the way i2c driver matching works (falling back to the driver's
id_table if of_match_table fails) this didn't actually cause any
misbehavior, but let's add the vendor prefixes so things actually work
the way they were intended to.

Signed-off-by: Zev Weiss <zev@bewilderbeest.net>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>