By Lisa Richwine LOS ANGELES (Reuters) -Celebrities walked the Oscars red carpet on Sunday ready to celebrate the year in movies at a ceremony free of last year’s pandemic restrictions and promising a few plot twists as well as a moment of support for Ukraine. Jessica Chastain, Nicole Kidman and other nominees donned a rainbow of colors outside the Dolby Theatre where 2,500 gown- and tuxedo-clad attendees were expected for the 94th Academy Awards. “My English is not enough to express all the feelings I am going through right now. It’s like a dream come true moment,” said Ahn Hwitae, one of the…