changelog: Cloud output entry

release notes/v0.46.0.md

@@ -35,9 +35,10 @@ This release supports the new integration between k6 and Tempo in the cloud. Gra
 
 The new cloud traces will work "out of the box" for `k6 cloud` runs. In case of `k6 run` execution, the `K6_CLOUD_TRACES_ENABLED` environment variable has to be set to `true`.
 
-### `<big_feature_1>` `#pr`
+### A better Cloud output #3117
 
-_what, why, and what this means for the user_
+After years of great service we decided to refresh the k6 Cloud output introducing a more efficient end-to-end solution for ingesting the generated tests' metrics.
+The new output reduces the load generators' memory usage for tests that produce a big amount of metrics.
 
 ### `<big_feature_n>` `#pr`