Linda Rendle has asked Clorox’s board to find her replacement. The move comes after more than two decades at the company she first joined as a sales analyst. She will stay on as chair and chief executive until the new leader arrives. Then she plans to advise for a time. The announcement landed with little warning. Yet it carries weight for a business built on bleach, bags and pantry staples that millions reach for daily. Rendle revealed her reasons in a personal note posted on the company site. She received an early-stage breast cancer diagnosis. Treatment rendered her cancer-free. The side effects from ongoing therapy to stop recurrence pushed her to reconsider priorities. “I am grateful that I am cancer-free after having been diagnosed with early-stage breast cancer,” she wrote. “But, while I am doing well, the side effects of my ongoing treatment to prevent recurrence have prompted me to think carefully about how I care for my health and family.” Simple words.…