Images and binaries here: https://github.com/open-telemetry/opentelemetry-collector-releases/releases/tag/v0.146.1
There are no changes in this release, see the following changelog for both v1.52.0 and v0.146.1: https://github.com/open-telemetry/opentelemetry-collector/releases/tag/v0.146.0
v0.146.1 was released to address the fact that a v1.52.0 release was needed for v0.146.0, but was not released with it.