By RONALD BLUM, Affiliated Press NEW YORK (AP) — Following enduring repeated COVID-19 tests and a 5,400-mile (8690-kilometer) flight from London to come to be the first global symphony to tour the United States in 23 months, the Royal Philharmonic Orchestra arrived in California to uncover some brass had not. “The cargo people messed up a single of the pallets, so a load of the instruments didn’t arrive,” co-principal horn Matthew Knight reported. “Our trumpet section had to borrow trumpets from Yamaha and do the initial concert on these — and then hire or buy tails, because all their tails have been in the box.” With their own instruments and…