2.19.1

Various fixes & improvements

• Fix errors when instrumenting Django cache (#3855) by @BYK
• Copy scope.client reference as well (#3857) by @sl0thentr0py
• Don't give up on Spotlight on 3 errors (#3856) by @BYK
• Add missing stack frames (#3673) by @antonpirker
• Fix wrong metadata type in async gRPC interceptor (#3205) by @fdellekart
• Rename launch darkly hook to match JS SDK (#3743) by @aliu39
• Script for checking if our instrumented libs are Python 3.13 compatible (#3425) by @antonpirker
• Improve Ray tests (#3846) by @antonpirker
• Test with Celery 5.5.0rc3 (#3842) by @sentrivana
• Fix asyncio testing setup (#3832) by @sl0thentr0py
• Bump codecov/codecov-action from 5.0.2 to 5.0.7 (#3821) by @dependabot
• Fix CI (#3834) by @sentrivana
• Use new ClickHouse GH action (#3826) by @antonpirker