Remove reference to actual default value in docs

docs/sources/blocks-storage/production-tips.md

@@ -51,7 +51,7 @@ Because of this, we would suggest to avoid querying non compacted blocks. In ord
 3. Configure queriers `-querier.query-store-after` large enough to give compactor enough time to compact newly uploaded blocks (_see below_)
 4. Configure queriers `-querier.query-ingesters-within` equal to `-querier.query-store-after` plus 5m (5 minutes is just a delta to query the boundary both from ingesters and queriers)
 5. Configure ingesters `-blocks-storage.tsdb.retention-period` at least as `-querier.query-ingesters-within`
-6. Ensure `-blocks-storage.bucket-store.ignore-deletion-marks-delay` is not too large (the default of 1h is suggested), otherwise non compacted blocks could be queried anyway, even if their compacted replacement is available
+6. Ensure `-blocks-storage.bucket-store.ignore-deletion-marks-delay` is not too large (the default is suggested), otherwise non compacted blocks could be queried anyway, even if their compacted replacement is available
 
 #### How to estimate `-querier.query-store-after`