As expected, Amber Heard has filed to have the verdict thrown out in ex-husband Johnny Depp’s defamation lawsuit against her. But beyond the predicted claims, the “Aquaman” star has also accused the Virginia court of not properly vetting one of the jurors. In a 44-page memorandum filed Friday in Fairfax County, Virginia, Heard’s lawyers called for an investigation into possible “improper juror service,” alleging that there was a “discrepancy” about the age of one of the jurors who was born in 1970, not 1945 as reported by the court. “Given the requirements for verification of each juror, it ap…