Fixed in this release
- Fixed an issue that could cause the distributed tracing header to be missing on some requests.
 - Fixed issues that could cause CryptoKit or NSCoding warnings in some environments.
 - A feature flag has been added to enable background reporting. Background reporting is disabled by default. Enable the 
NRFeatureFlag_BackgroundReportingfeature flag to turn on background reporting. 
Support statement
- As of iOS agent version 7.4.1, the iOS agent will consolidate previously separate XCFramework and tvOS agents into a singular iOS agent.
 - As of this release, the oldest supported version of the XCFramework is 7.3.6.