Update low-shuffle-merge-for-apache-spark.md

Removed | Delta 0.6 / [Spark 2.4](./apache-spark-24-runtime.md) | No | - |

Author: jeacla

articles/synapse-analytics/spark/low-shuffle-merge-for-apache-spark.md

@@ -29,11 +29,9 @@ It's available on Synapse Pools for Apache Spark versions 3.2 and 3.3.
 
 |Version| Availability | Default |
 |--|--|--|
-| Delta 0.6 / [Spark 2.4](./apache-spark-24-runtime.md) | No | - |
 | Delta 1.2 / [Spark 3.2](./apache-spark-32-runtime.md) | Yes | false |
 | Delta 2.2 / [Spark 3.3](./apache-spark-33-runtime.md) | Yes | true |
 
-
 ## Benefits of Low Shuffle Merge
 
 * Unmodified rows in *touched* files are handled separately and not going through the actual MERGE operation. It can save the overall MERGE execution time and compute resources. The gain would be larger when many rows are copied and only a few rows are updated.