Bump Azure.Identity from 1.14.0 to 1.15.0#16

dependabot[bot] wants to merge 1 commit intomainjcoliz/MsSentinel.ObservabilityDemo:mainfrom

dependabot/nuget/RestApiPoller/Azure.Identity-1.15.0jcoliz/MsSentinel.ObservabilityDemo:dependabot/nuget/RestApiPoller/Azure.Identity-1.15.0Copy head branch name to clipboard