Fix changelog for v1.14.0. flag ingester.chunk-encoding was removed too (#5305)

Signed-off-by: Friedrich Gonzalez <[email protected]>
Signed-off-by: Alex Le <[email protected]>

Author: friedrichg

CHANGELOG.md

@@ -77,6 +77,7 @@
     - `-ingester.chunk-age-jitter`
     - `-ingester.concurrent-flushes`
     - `-ingester.spread-flushes`
+    - `-ingester.chunk-encoding`
     - `-store.*` except `-store.engine` and `-store.max-query-length`
     - `-store.query-chunk-limit` was deprecated and replaced by `-querier.max-fetched-chunks-per-query`
   - `-deletes.*`