Make sure logs generated from integrations have a `sentry.origin` attribute attached

[AbhiPrasad]

Description

When logs are generated via logging integrations, we should attach a sentry.origin attribute to them. Spec here: https://develop.sentry.dev/sdk/telemetry/logs/#sdk-integration-attributes.

[linear]

NET-463 Make sure logs generated from integrations have a `sentry.origin` attribute attached

[alexsohn1126]

I'll take a look!