Removing CHANGELONG entries

Signed-off-by: Yuri Nikolic <durica.nikolic@grafana.com>

CHANGELOG.md

@@ -16,7 +16,6 @@
 * [CHANGE] Added new metric `cortex_compactor_disk_out_of_space_errors_total` which counts how many times a compaction failed due to the compactor being out of disk. #8237
 * [CHANGE] Anonymous usage statistics tracking: report active series in addition to in-memory series. #8279
 * [CHANGE] Ruler: `evaluation_delay` field in the rule group configuration has been deprecated. Please use `query_offset` instead (it has the same exact meaning and behaviour). #8295
-* [CHANGE] Distributor: `distributor.Push()` errors with error cause `mimirpb.BAD_DATA` are now mapped to gRPC status code `codes.InvalidArgument` instead of `codes.FailedPrecondition`.
 * [FEATURE] Continuous-test: now runable as a module with `mimir -target=continuous-test`. #7747
 * [FEATURE] Store-gateway: Allow specific tenants to be enabled or disabled via `-store-gateway.enabled-tenants` or `-store-gateway.disabled-tenants` CLI flags or their corresponding YAML settings. #7653
 * [FEATURE] New `-<prefix>.s3.bucket-lookup-type` flag configures lookup style type, used to access bucket in s3 compatible providers. #7684
@@ -426,10 +425,6 @@
 * [CHANGE] Ingester: changed the default value for the experimental configuration parameter `-blocks-storage.tsdb.early-head-compaction-min-estimated-series-reduction-percentage` from 10 to 15. #6186
 * [CHANGE] Ingester: `/ingester/push` HTTP endpoint has been removed. This endpoint was added for testing and troubleshooting, but was never documented or used for anything. #6299
 * [CHANGE] Experimental setting `-log.rate-limit-logs-per-second-burst` renamed to `-log.rate-limit-logs-burst-size`. #6230
-* [CHANGE] Distributor: instead of errors with HTTP status codes, `Push()` now returns errors with gRPC codes: #6377
-  * `http.StatusAccepted` (202) code is replaced with `codes.AlreadyExists`.
-  * `http.BadRequest` (400) code is replaced with `codes.FailedPrecondition`.
-  * `http.StatusTooManyRequests` (429) and the non-standard `529` (The service is overloaded) codes are replaced with `codes.ResourceExhausted`.
 * [CHANGE] Ingester: by setting the newly introduced experimental CLI flag `-ingester.return-only-grpc-errors` to true, ingester will return only gRPC errors. This feature changes the following status codes: #6443 #6680 #6723
   * `http.StatusBadRequest` (400) is replaced with `codes.FailedPrecondition` on the write path.
   * `http.StatusServiceUnavailable` (503) is replaced with `codes.Internal` on the write path, and with `codes.ResourceExhausted` on the read path.