See below. Yes, the U.S. Government Publishing Office Style Manual refers to residents of Hawaii as "Hawaii residents." This change occurred last year thanks to Senator Brian Schatz (D-HI) who pushed for clarification that not everyone who lives in Hawaii is a Native Hawaiian.
After about a dozen arguments about what to call residents of certain states, I finally googled and found the U.S. Government Publishing Office Style Manual. Have fun with this, twitter. pic.twitter.com/H8bugwOH2j— Natalie Jackson (@nataliemj10) July 31, 2019