Docs - Clarify that slurmd -Z does not register GRES

Ticket: 23618

doc/man/man8/slurmd.8

diff --git a/doc/man/man8/slurmd.8 b/doc/man/man8/slurmd.8
index b6a71b7..e068e89 100644
--- a/doc/man/man8/slurmd.8
+++ b/doc/man/man8/slurmd.8
@@ -1,4 +1,4 @@
-.TH slurmd "8" "Slurm Daemon" "June 2025" "Slurm Daemon"
+.TH slurmd "8" "Slurm Daemon" "September 2025" "Slurm Daemon"
 
 .SH "NAME"
 slurmd \- The compute node daemon for Slurm.
@@ -198,8 +198,8 @@
 .TP
 \fB\-Z\fR
 Start this node as a Dynamic Normal node. If no \fB\-\-conf\fR is specified,
-then the slurmd will register with the same hardware configuration as defined
-by the \fB\-C\fR option.
+then the slurmd will register with the same hardware configuration (except GRES)
+as defined by the \fB\-C\fR option.
 .IP
 
 .SH "ENVIRONMENT VARIABLES"