Bump protobuf from 3.1.0.post1 to 3.18.3 in /Alerting/Sample Watches#47

dependabot[bot] wants to merge 1 commit intomasterpdacity/examples:masterfrom

dependabot/pip/Alerting/Sample-Watches/protobuf-3.18.3pdacity/examples:dependabot/pip/Alerting/Sample-Watches/protobuf-3.18.3Copy head branch name to clipboard