Added known issue RS156391 to 7.22 release notes

Author: rrelledge

content/operate/rs/release-notes/rs-7-22-releases/_index.md

@@ -113,6 +113,8 @@ The following table provides a snapshot of supported platforms as of this Redis
 
 - RS156570: Redis Enterprise Software version 7.22.0 can experience a significant performance impact when using search indexes with vector fields of type HNSW. This issue is characterized by elevated CPU usage, even during idle periods, due to periodic database information collection for metrics and monitoring. This behavior can also affect other database operations. For example, the `FT.INFO` command can become long-running on such indexes.
 
+- RS156391: The `job_scheduler`'s memory usage can increase significantly when the diagnostic logging service is enabled.
+
 ## Known limitations
 
 #### Upload modules before OS upgrade

content/operate/rs/release-notes/rs-7-22-releases/rs-7-22-0-28.md

@@ -306,6 +306,8 @@ The following table shows the SHA256 checksums for the available packages:
 
 - RS156570: Redis Enterprise Software version 7.22.0 can experience a significant performance impact when using search indexes with vector fields of type HNSW. This issue is characterized by elevated CPU usage, even during idle periods, due to periodic database information collection for metrics and monitoring. This behavior can also affect other database operations. For example, the `FT.INFO` command can become long-running on such indexes.
 
+- RS156391: The `job_scheduler`'s memory usage can increase significantly when the diagnostic logging service is enabled.
+
 ## Known limitations
 
 #### Upload modules before OS upgrade