[PATCH v3] MAINTAINERS: remove unreachable people that have left Atmel

When sending an email regarding a patch to wilc1000, you get the following automatic replies: "Sung_hoon Cho is no longer with Atmel Corporation." "Kang_hee Park is no longer with Atmel Corporation." "Dong_ho Shin is no longer with Atmel Corporation." "Bo_moon Kim is no longer with Atmel

[PATCH v3] MAINTAINERS: remove unreachable people that have left Atmel

When sending an email regarding a patch to wilc1000, you get the following automatic replies: "Sung_hoon Cho is no longer with Atmel Corporation." "Kang_hee Park is no longer with Atmel Corporation." "Dong_ho Shin is no longer with Atmel Corporation." "Bo_moon Kim is no longer with Atmel