Update apache-spark-33-runtime.md

Simplified sentence "On July 12th, 2024, end of support was announced for Azure Synapse Runtime for Apache Spark 3.3."

Author: jeacla

articles/synapse-analytics/spark/apache-spark-33-runtime.md

@@ -17,7 +17,7 @@ Azure Synapse Analytics supports multiple runtimes for Apache Spark. This docume
 
 > [!Warning]
 > End of support notification for Azure Synapse Runtime for Apache Spark 3.3 
-> * End of support announced for Azure Synapse Runtime for Apache Spark 3.3 July 12th, 2024.
+> * On July 12th, 2024, end of support was announced for Azure Synapse Runtime for Apache Spark 3.3.
 > * Effective March 31, 2025, Azure Synapse will discontinue official support for Spark 3.3 Runtimes.
 > * **We strongly recommend you upgrade your Apache Spark 3.3 based workloads to [Azure Synapse Runtime for Apache Spark 3.4 (GA)](./apache-spark-34-runtime.md).**
 > * For up-to-date information, a detailed list of changes, and specific release notes for Spark runtimes, check and subscribe to [Spark Runtimes Releases and Updates](https://github.com/microsoft/synapse-spark-runtime).