By Lawrence Hurley WASHINGTON (Reuters) -The U.S. Supreme Court on Tuesday took up a major new legal fight pitting religious beliefs against LGBT rights, agreeing to hear an evangelical Christian web designer’s free speech claim that she cannot be forced under a Colorado anti-discrimination law to produce websites for same-sex marriages. The justices agreed to hear Denver-area business owner Lorie Smith’s appeal of a lower court’s ruling rejecting her bid for an exemption from a Colorado law barring discrimination based on sexual orientation and certain other factors. The case follows the Supr…