update changelog

Signed-off-by: Vladimir Varankin <vladimir.varankin@grafana.com>

CHANGELOG.md

@@ -61,7 +61,6 @@
 * [ENHANCEMENT] Ingester: reduce the amount of locks taken during the Head compaction's garbage-collection process, improving the write latency and compaction speed. #8327
 * [ENHANCEMENT] Query-frontend: log the start, end time and matchers for remote read requests to the query stats logs. #8326 #8370 #8373
 * [ENHANCEMENT] Query-frontend: be able to block remote read queries via the per tenant runtime override `blocked_queries`. #8372
-* [ENHANCEMENT] Store-gateway: keep index headers that were loaded before the previous shutdown. #8281
 * [BUGFIX] Distributor: prometheus retry on 5xx and 429 errors, while otlp collector only retry on 429, 502, 503 and 504, mapping other 5xx errors to the retryable ones in otlp endpoint. #8324 #8339
 * [BUGFIX] Distributor: make OTLP endpoint return marshalled proto bytes as response body for 4xx/5xx errors. #8227
 * [BUGFIX] Rules: improve error handling when querier is local to the ruler. #7567
@@ -103,6 +102,7 @@
 * [BUGFIX] Query-frontend: fix `-querier.max-query-lookback` enforcement when `-compactor.blocks-retention-period` is not set, and viceversa. #8388
 * [BUGFIX] Ingester: fix sporadic `not found` error causing an internal server error if label names are queried with matchers during head compaction. #8391
 * [BUGFIX] Ingester, store-gateway: fix case insensitive regular expressions not matching correctly some Unicode characters. #8391
+* [BUGFIX] Store-gateway: fix a case where previous lazy-loaded index header snapshot was overwritten by a partially loaded one, on a quick subsequent restart. #8281
 
 ### Mixin