Docs - correct "it's" to "its".

Bug 8648.

doc/man/man1/squeue.1

-.TH squeue "1" "Slurm Commands" "February 2020" "Slurm Commands"
+.TH squeue "1" "Slurm Commands" "March 2020" "Slurm Commands"
 
 .SH "NAME"
 squeue \- view information about jobs located in the Slurm scheduling queue.
@@ -1158,18 +1158,18 @@ The partition required by this job is in an Inactive state and not able to
 start jobs.
 .TP
 \fBPartitionNodeLimit\fR
-The number of nodes required by this job is outside of it's
+The number of nodes required by this job is outside of its
 partitions current limits.
 Can also indicate that required nodes are DOWN or DRAINED.
 .TP
 \fBPartitionTimeLimit\fR
-The job's time limit exceeds it's partition's current time limit.
+The job's time limit exceeds its partition's current time limit.
 .TP
 \fBPriority\fR
 One or more higher priority jobs exist for this partition or advanced reservation.
 .TP
 \fBProlog\fR
-It's PrologSlurmctld program is still running.
+Its PrologSlurmctld program is still running.
 .TP
 \fBQOSJobLimit\fR
 The job's QOS has reached its maximum job count.