WASHINGTON — The Supreme Court declined to say Wednesday whether 73-year-old Justice Clarence Thomas remains in the hospital, though he had been expected to be released by Tuesday evening.The court said Sunday that the 73-year-old Thomas had been admitted to Sibley Memorial Hospital in Washington on Friday after experiencing “flu-like symptoms,” and he was diagnosed with an infection.His “symptoms are abating,” and he was expected to be released Monday or Tuesday, the court said in a statement …