“Indiana Jones and the Dial of Destiny” stars Harrison Ford in his final performance as the swashbuckling fedora-wearing adventurer, a legendary role he’s played in five films across 40 years. But he says he is officially ready to retire the character. “Is it not evident?” the 80-year-old actor joked at the Cannes Film Festival on Friday’s press conference for the action-adventure. “I need to sit down and rest a little bit.” In returning to the character for one last time, Ford expressed a desire to see “a completion of the five films.” He added, “I wanted to see the weight...