Add core::ops::Range*::contains() as per rust-lang/rust#32311
Add core::ops::Range*::contains() as per rust-lang/rust#32311

Signed-off-by: NODA, Kai <a445972a03eaa731f8b4469e4f864a9a57c01ed3@gmail.com>

aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,GBGamer/rust,aidancully/rust,GBGamer/rust,GBGamer/rust,graydon/rust,GBGamer/rust,graydon/rust,GBGamer/rust,aidancully/rust,GBGamer/rust,GBGamer/rust,GBGamer/rust