Merge pull request ceph#63679 from zdover23/wip-doc-2025-06-04-backport-63623-to-tentacle

tentacle: doc/mgr: edit iostat.rst

Reviewed-by: Anthony D'Atri <[email protected]>

Author: zdover23

doc/mgr/iostat.rst

@@ -3,8 +3,7 @@
 iostat
 ======
 
-The ``iostat`` module shows the current throughput and IOPS done on the Ceph
-cluster.
+The ``iostat`` module reports metrics for cluster throughpout and IOPS. 
 
 Enabling
 --------