Fix typo for `LOG_COMPRESSION` in ini (#31809)

Follow #31761

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Co-authored-by: silverwind <me@silverwind.io>

custom/conf/app.example.ini

@@ -2688,7 +2688,7 @@ LEVEL = Info
 ;; Logs retention time in days. Old logs will be deleted after this period.
 ;LOG_RETENTION_DAYS = 365
 ;; Log compression type, `none` for no compression, `zstd` for zstd compression.
-;; Other compression types like `gzip` if NOT supported, since seekable stream is required for log view.
+;; Other compression types like `gzip` are NOT supported, since seekable stream is required for log view.
 ;; It's always recommended to use compression when using local disk as log storage if CPU or memory is not a bottleneck.
 ;; And for object storage services like S3, which is billed for requests, it would cause extra 2 times of get requests for each log view.
 ;; But it will save storage space and network bandwidth, so it's still recommended to use compression.