add macOS Catalina 10.15 Supplemental Update hashes
add macOS Catalina 10.15 Supplemental Update hashes

ScheerMT/OS-X-Yosemite-Security-and-Privacy-Guide,drduh/macOS-Security-and-Privacy-Guide,drduh/OS-X-Yosemite-Security-and-Privacy-Guide,drduh/OS-X-Security-and-Privacy-Guide