Amber Heard plans to ask a Virginia court to throw out a jury’s verdict against her in Johnny Depp’s defamation lawsuit over domestic violence allegations. The “Aquaman” actress filed a notice to appeal Thursday, a week after a judge refused to grant her a new trial, according to online records from the Virginia Court of Appeals. “We believe the court made errors that prevented a just and fair verdict consistent with the First Amendment. We are therefore appealing the verdict,” a spokesperson for Heard told the Daily News in a statement. “While we realize today’s filing will ignite the Twitter…